253880970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1208957}}^1$

素因数の和:1208974

約数の個数: 32

約数和(自身を含む): 696359808

約数和(自身を除く): 442478838

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1208957, 2417914, 3626871, 6044785, 7253742, 8462699, 12089570, 16925398, 18134355, 25388097, 36268710, 42313495, 50776194, 84626990, 126940485, 253880970]

約数ペア:

[(1, 253880970), (2, 126940485), (3, 84626990), (5, 50776194), (6, 42313495), (7, 36268710), (10, 25388097), (14, 18134355), (15, 16925398), (21, 12089570), (30, 8462699), (35, 7253742), (42, 6044785), (70, 3626871), (105, 2417914), (210, 1208957)]