421185716

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{757}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 872051712

約数和(自身を除く): 450865996

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 641, 757, 868, 1282, 1514, 2564, 3028, 4487, 5299, 8974, 10598, 17948, 19871, 21196, 23467, 39742, 46934, 79484, 93868, 139097, 164269, 278194, 328538, 485237, 556388, 657076, 970474, 1940948, 3396659, 6793318, 13586636, 15042347, 30084694, 60169388, 105296429, 210592858, 421185716]

約数ペア:

[(1, 421185716), (2, 210592858), (4, 105296429), (7, 60169388), (14, 30084694), (28, 15042347), (31, 13586636), (62, 6793318), (124, 3396659), (217, 1940948), (434, 970474), (641, 657076), (757, 556388), (868, 485237), (1282, 328538), (1514, 278194), (2564, 164269), (3028, 139097), (4487, 93868), (5299, 79484), (8974, 46934), (10598, 39742), (17948, 23467), (19871, 21196)]