1265747987

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{293}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 1507236864

約数和(自身を除く): 241488877

約数列:

[1, 7, 61, 67, 151, 293, 427, 469, 1057, 2051, 4087, 9211, 10117, 17873, 19631, 28609, 44243, 64477, 70819, 125111, 137417, 309701, 617137, 1197491, 2698823, 2964281, 4319959, 8382437, 18891761, 20749967, 180821141, 1265747987]

約数ペア:

[(1, 1265747987), (7, 180821141), (61, 20749967), (67, 18891761), (151, 8382437), (293, 4319959), (427, 2964281), (469, 2698823), (1057, 1197491), (2051, 617137), (4087, 309701), (9211, 137417), (10117, 125111), (17873, 70819), (19631, 64477), (28609, 44243)]