28490462

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:166

約数の個数: 96

約数和(自身を含む): 62052480

約数和(自身を除く): 33562018

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 38, 49, 77, 91, 98, 107, 133, 143, 154, 182, 209, 214, 247, 266, 286, 418, 494, 539, 637, 749, 931, 1001, 1078, 1177, 1274, 1391, 1463, 1498, 1729, 1862, 2002, 2033, 2354, 2717, 2782, 2926, 3458, 4066, 5243, 5434, 7007, 8239, 9737, 10241, 10486, 12103, 14014, 14231, 15301, 16478, 19019, 19474, 20482, 22363, 24206, 26429, 28462, 30602, 38038, 44726, 52858, 57673, 68159, 99617, 107107, 115346, 133133, 136318, 156541, 185003, 199234, 214214, 266266, 290719, 313082, 370006, 581438, 749749, 1095787, 1295021, 1499498, 2035033, 2191574, 2590042, 4070066, 14245231, 28490462]

約数ペア:

[(1, 28490462), (2, 14245231), (7, 4070066), (11, 2590042), (13, 2191574), (14, 2035033), (19, 1499498), (22, 1295021), (26, 1095787), (38, 749749), (49, 581438), (77, 370006), (91, 313082), (98, 290719), (107, 266266), (133, 214214), (143, 199234), (154, 185003), (182, 156541), (209, 136318), (214, 133133), (247, 115346), (266, 107107), (286, 99617), (418, 68159), (494, 57673), (539, 52858), (637, 44726), (749, 38038), (931, 30602), (1001, 28462), (1078, 26429), (1177, 24206), (1274, 22363), (1391, 20482), (1463, 19474), (1498, 19019), (1729, 16478), (1862, 15301), (2002, 14231), (2033, 14014), (2354, 12103), (2717, 10486), (2782, 10241), (2926, 9737), (3458, 8239), (4066, 7007), (5243, 5434)]