25119081

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 42181776

約数和(自身を除く): 17062695

約数列:

[1, 3, 9, 13, 17, 39, 51, 73, 117, 153, 173, 219, 221, 519, 657, 663, 949, 1241, 1557, 1989, 2249, 2847, 2941, 3723, 6747, 8541, 8823, 11169, 12629, 16133, 20241, 26469, 37887, 38233, 48399, 113661, 114699, 145197, 164177, 214693, 344097, 492531, 644079, 1477593, 1932237, 2791009, 8373027, 25119081]

約数ペア:

[(1, 25119081), (3, 8373027), (9, 2791009), (13, 1932237), (17, 1477593), (39, 644079), (51, 492531), (73, 344097), (117, 214693), (153, 164177), (173, 145197), (219, 114699), (221, 113661), (519, 48399), (657, 38233), (663, 37887), (949, 26469), (1241, 20241), (1557, 16133), (1989, 12629), (2249, 11169), (2847, 8823), (2941, 8541), (3723, 6747)]