51212124

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 135175040

約数和(自身を除く): 83962916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 109, 124, 186, 218, 279, 327, 372, 421, 436, 558, 654, 842, 981, 1116, 1263, 1308, 1684, 1962, 2526, 3379, 3789, 3924, 5052, 6758, 7578, 10137, 13051, 13516, 15156, 20274, 26102, 30411, 39153, 40548, 45889, 52204, 60822, 78306, 91778, 117459, 121644, 137667, 156612, 183556, 234918, 275334, 413001, 469836, 550668, 826002, 1422559, 1652004, 2845118, 4267677, 5690236, 8535354, 12803031, 17070708, 25606062, 51212124]

約数ペア:

[(1, 51212124), (2, 25606062), (3, 17070708), (4, 12803031), (6, 8535354), (9, 5690236), (12, 4267677), (18, 2845118), (31, 1652004), (36, 1422559), (62, 826002), (93, 550668), (109, 469836), (124, 413001), (186, 275334), (218, 234918), (279, 183556), (327, 156612), (372, 137667), (421, 121644), (436, 117459), (558, 91778), (654, 78306), (842, 60822), (981, 52204), (1116, 45889), (1263, 40548), (1308, 39153), (1684, 30411), (1962, 26102), (2526, 20274), (3379, 15156), (3789, 13516), (3924, 13051), (5052, 10137), (6758, 7578)]