217521108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{863179}}^1$

素因数の和:863196

約数の個数: 36

約数和(自身を含む): 628395040

約数和(自身を除く): 410873932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 863179, 1726358, 2589537, 3452716, 5179074, 6042253, 7768611, 10358148, 12084506, 15537222, 18126759, 24169012, 31074444, 36253518, 54380277, 72507036, 108760554, 217521108]

約数ペア:

[(1, 217521108), (2, 108760554), (3, 72507036), (4, 54380277), (6, 36253518), (7, 31074444), (9, 24169012), (12, 18126759), (14, 15537222), (18, 12084506), (21, 10358148), (28, 7768611), (36, 6042253), (42, 5179074), (63, 3452716), (84, 2589537), (126, 1726358), (252, 863179)]