248443335

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 128

約数和(自身を含む): 540518400

約数和(自身を除く): 292075065

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 101, 105, 133, 135, 137, 171, 189, 285, 303, 315, 399, 411, 505, 513, 665, 685, 707, 855, 909, 945, 959, 1197, 1233, 1515, 1919, 1995, 2055, 2121, 2565, 2603, 2727, 2877, 3535, 3591, 3699, 4545, 4795, 5757, 5985, 6165, 6363, 7809, 8631, 9595, 10605, 13015, 13433, 13635, 13837, 14385, 17271, 17955, 18221, 18495, 19089, 23427, 25893, 28785, 31815, 39045, 40299, 41511, 43155, 51813, 54663, 67165, 69185, 70281, 86355, 91105, 95445, 96859, 117135, 120897, 124533, 129465, 163989, 201495, 207555, 259065, 262903, 273315, 290577, 351405, 362691, 373599, 484295, 491967, 604485, 622665, 788709, 819945, 871731, 1314515, 1452885, 1813455, 1840321, 1867995, 2366127, 2459835, 2615193, 3943545, 4358655, 5520963, 7098381, 9201605, 11830635, 13075965, 16562889, 27604815, 35491905, 49688667, 82814445, 248443335]

約数ペア:

[(1, 248443335), (3, 82814445), (5, 49688667), (7, 35491905), (9, 27604815), (15, 16562889), (19, 13075965), (21, 11830635), (27, 9201605), (35, 7098381), (45, 5520963), (57, 4358655), (63, 3943545), (95, 2615193), (101, 2459835), (105, 2366127), (133, 1867995), (135, 1840321), (137, 1813455), (171, 1452885), (189, 1314515), (285, 871731), (303, 819945), (315, 788709), (399, 622665), (411, 604485), (505, 491967), (513, 484295), (665, 373599), (685, 362691), (707, 351405), (855, 290577), (909, 273315), (945, 262903), (959, 259065), (1197, 207555), (1233, 201495), (1515, 163989), (1919, 129465), (1995, 124533), (2055, 120897), (2121, 117135), (2565, 96859), (2603, 95445), (2727, 91105), (2877, 86355), (3535, 70281), (3591, 69185), (3699, 67165), (4545, 54663), (4795, 51813), (5757, 43155), (5985, 41511), (6165, 40299), (6363, 39045), (7809, 31815), (8631, 28785), (9595, 25893), (10605, 23427), (13015, 19089), (13433, 18495), (13635, 18221), (13837, 17955), (14385, 17271)]