851508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 2562560

約数和(自身を除く): 1711052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 109, 124, 126, 186, 217, 218, 252, 279, 327, 372, 434, 436, 558, 651, 654, 763, 868, 981, 1116, 1302, 1308, 1526, 1953, 1962, 2289, 2604, 3052, 3379, 3906, 3924, 4578, 6758, 6867, 7812, 9156, 10137, 13516, 13734, 20274, 23653, 27468, 30411, 40548, 47306, 60822, 70959, 94612, 121644, 141918, 212877, 283836, 425754, 851508]

約数ペア:

[(1, 851508), (2, 425754), (3, 283836), (4, 212877), (6, 141918), (7, 121644), (9, 94612), (12, 70959), (14, 60822), (18, 47306), (21, 40548), (28, 30411), (31, 27468), (36, 23653), (42, 20274), (62, 13734), (63, 13516), (84, 10137), (93, 9156), (109, 7812), (124, 6867), (126, 6758), (186, 4578), (217, 3924), (218, 3906), (252, 3379), (279, 3052), (327, 2604), (372, 2289), (434, 1962), (436, 1953), (558, 1526), (651, 1308), (654, 1302), (763, 1116), (868, 981)]