387800910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{615557}}^1$

素因数の和:615577

約数の個数: 48

約数和(自身を含む): 1152324576

約数和(自身を除く): 764523666

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 615557, 1231114, 1846671, 3077785, 3693342, 4308899, 5540013, 6155570, 8617798, 9233355, 11080026, 12926697, 18466710, 21544495, 25853394, 27700065, 38780091, 43088990, 55400130, 64633485, 77560182, 129266970, 193900455, 387800910]

約数ペア:

[(1, 387800910), (2, 193900455), (3, 129266970), (5, 77560182), (6, 64633485), (7, 55400130), (9, 43088990), (10, 38780091), (14, 27700065), (15, 25853394), (18, 21544495), (21, 18466710), (30, 12926697), (35, 11080026), (42, 9233355), (45, 8617798), (63, 6155570), (70, 5540013), (90, 4308899), (105, 3693342), (126, 3077785), (210, 1846671), (315, 1231114), (630, 615557)]