338607568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{2851}}^1$

素因数の和:3443

約数の個数: 40

約数和(自身を含む): 708003296

約数和(自身を除く): 369395728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 571, 1142, 2284, 2851, 4568, 5702, 7423, 9136, 11404, 14846, 22808, 29692, 37063, 45616, 59384, 74126, 118768, 148252, 296504, 593008, 1627921, 3255842, 6511684, 13023368, 21162973, 26046736, 42325946, 84651892, 169303784, 338607568]

約数ペア:

[(1, 338607568), (2, 169303784), (4, 84651892), (8, 42325946), (13, 26046736), (16, 21162973), (26, 13023368), (52, 6511684), (104, 3255842), (208, 1627921), (571, 593008), (1142, 296504), (2284, 148252), (2851, 118768), (4568, 74126), (5702, 59384), (7423, 45616), (9136, 37063), (11404, 29692), (14846, 22808)]