12581370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3251}}^1$

素因数の和:3307

約数の個数: 48

約数和(自身を含む): 33482592

約数和(自身を除く): 20901222

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3251, 3870, 6502, 9753, 16255, 19506, 29259, 32510, 48765, 58518, 97530, 139793, 146295, 279586, 292590, 419379, 698965, 838758, 1258137, 1397930, 2096895, 2516274, 4193790, 6290685, 12581370]

約数ペア:

[(1, 12581370), (2, 6290685), (3, 4193790), (5, 2516274), (6, 2096895), (9, 1397930), (10, 1258137), (15, 838758), (18, 698965), (30, 419379), (43, 292590), (45, 279586), (86, 146295), (90, 139793), (129, 97530), (215, 58518), (258, 48765), (387, 32510), (430, 29259), (645, 19506), (774, 16255), (1290, 9753), (1935, 6502), (3251, 3870)]