1555142644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{2113}}^1$

素因数の和:2560

約数の個数: 48

約数和(自身を含む): 3047204160

約数和(自身を除く): 1492061516

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 389, 473, 778, 946, 1556, 1892, 2113, 4226, 4279, 8452, 8558, 16727, 17116, 23243, 33454, 46486, 66908, 90859, 92972, 181718, 183997, 363436, 367994, 735988, 821957, 999449, 1643914, 1998898, 3287828, 3997796, 9041527, 18083054, 35344151, 36166108, 70688302, 141376604, 388785661, 777571322, 1555142644]

約数ペア:

[(1, 1555142644), (2, 777571322), (4, 388785661), (11, 141376604), (22, 70688302), (43, 36166108), (44, 35344151), (86, 18083054), (172, 9041527), (389, 3997796), (473, 3287828), (778, 1998898), (946, 1643914), (1556, 999449), (1892, 821957), (2113, 735988), (4226, 367994), (4279, 363436), (8452, 183997), (8558, 181718), (16727, 92972), (17116, 90859), (23243, 66908), (33454, 46486)]