28291232255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:393

約数の個数: 128

約数和(自身を含む): 42247941120

約数和(自身を除く): 13956708865

約数列:

[1, 5, 11, 13, 41, 53, 55, 65, 131, 139, 143, 205, 265, 451, 533, 583, 655, 689, 695, 715, 1441, 1529, 1703, 1807, 2173, 2255, 2665, 2915, 3445, 5371, 5699, 5863, 6943, 7205, 7367, 7579, 7645, 8515, 9035, 10865, 18209, 18733, 19877, 23903, 26855, 28249, 28495, 29315, 34715, 36835, 37895, 59081, 62689, 69823, 74087, 76373, 81037, 90259, 91045, 93665, 95771, 99385, 119515, 141245, 200299, 236717, 284663, 295405, 302047, 310739, 313445, 349115, 370435, 381865, 405185, 451295, 478855, 746569, 768053, 814957, 965077, 992849, 1001495, 1053481, 1183585, 1423315, 1510235, 1553695, 2603887, 3131293, 3322517, 3700619, 3732845, 3840265, 3926611, 4074785, 4825385, 4964245, 5267405, 8212259, 9705397, 10615847, 12546001, 13019435, 15656465, 16612585, 18503095, 19633055, 39568157, 40706809, 41061295, 43192721, 48526985, 53079235, 62730005, 106759367, 138006011, 197840785, 203534045, 215963605, 435249727, 514386041, 533796835, 690030055, 2176248635, 2571930205, 5658246451, 28291232255]

約数ペア:

[(1, 28291232255), (5, 5658246451), (11, 2571930205), (13, 2176248635), (41, 690030055), (53, 533796835), (55, 514386041), (65, 435249727), (131, 215963605), (139, 203534045), (143, 197840785), (205, 138006011), (265, 106759367), (451, 62730005), (533, 53079235), (583, 48526985), (655, 43192721), (689, 41061295), (695, 40706809), (715, 39568157), (1441, 19633055), (1529, 18503095), (1703, 16612585), (1807, 15656465), (2173, 13019435), (2255, 12546001), (2665, 10615847), (2915, 9705397), (3445, 8212259), (5371, 5267405), (5699, 4964245), (5863, 4825385), (6943, 4074785), (7205, 3926611), (7367, 3840265), (7579, 3732845), (7645, 3700619), (8515, 3322517), (9035, 3131293), (10865, 2603887), (18209, 1553695), (18733, 1510235), (19877, 1423315), (23903, 1183585), (26855, 1053481), (28249, 1001495), (28495, 992849), (29315, 965077), (34715, 814957), (36835, 768053), (37895, 746569), (59081, 478855), (62689, 451295), (69823, 405185), (74087, 381865), (76373, 370435), (81037, 349115), (90259, 313445), (91045, 310739), (93665, 302047), (95771, 295405), (99385, 284663), (119515, 236717), (141245, 200299)]