890751472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{147671}}^1$

素因数の和:147721

約数の個数: 40

約数和(自身を含む): 1922689440

約数和(自身を除く): 1031937968

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 3016, 6032, 147671, 295342, 590684, 1181368, 1919723, 2362736, 3839446, 4282459, 7678892, 8564918, 15357784, 17129836, 30715568, 34259672, 55671967, 68519344, 111343934, 222687868, 445375736, 890751472]

約数ペア:

[(1, 890751472), (2, 445375736), (4, 222687868), (8, 111343934), (13, 68519344), (16, 55671967), (26, 34259672), (29, 30715568), (52, 17129836), (58, 15357784), (104, 8564918), (116, 7678892), (208, 4282459), (232, 3839446), (377, 2362736), (464, 1919723), (754, 1181368), (1508, 590684), (3016, 295342), (6032, 147671)]