15661278035

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1\times {\mathrm{3793}}^1$

素因数の和:4407

約数の個数: 32

約数和(自身を含む): 20434787520

約数和(自身を除く): 4773509485

約数列:

[1, 5, 13, 65, 139, 457, 695, 1807, 2285, 3793, 5941, 9035, 18965, 29705, 49309, 63523, 246545, 317615, 527227, 825799, 1733401, 2636135, 4128995, 6853951, 8667005, 22534213, 34269755, 112671065, 240942739, 1204713695, 3132255607, 15661278035]

約数ペア:

[(1, 15661278035), (5, 3132255607), (13, 1204713695), (65, 240942739), (139, 112671065), (457, 34269755), (695, 22534213), (1807, 8667005), (2285, 6853951), (3793, 4128995), (5941, 2636135), (9035, 1733401), (18965, 825799), (29705, 527227), (49309, 317615), (63523, 246545)]