390773136

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{626239}}^1$

素因数の和:626263

約数の個数: 40

約数和(自身を含む): 1087152640

約数和(自身を除く): 696379504

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 626239, 1252478, 1878717, 2504956, 3757434, 5009912, 7514868, 8141107, 10019824, 15029736, 16282214, 24423321, 30059472, 32564428, 48846642, 65128856, 97693284, 130257712, 195386568, 390773136]

約数ペア:

[(1, 390773136), (2, 195386568), (3, 130257712), (4, 97693284), (6, 65128856), (8, 48846642), (12, 32564428), (13, 30059472), (16, 24423321), (24, 16282214), (26, 15029736), (39, 10019824), (48, 8141107), (52, 7514868), (78, 5009912), (104, 3757434), (156, 2504956), (208, 1878717), (312, 1252478), (624, 626239)]