212028657

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 317845440

約数和(自身を除く): 105816783

約数列:

[1, 3, 19, 29, 43, 57, 87, 129, 157, 361, 471, 551, 817, 1083, 1247, 1653, 2451, 2983, 3741, 4553, 6751, 8949, 10469, 13659, 15523, 20253, 23693, 31407, 46569, 56677, 71079, 86507, 128269, 170031, 195779, 259521, 384807, 450167, 587337, 1350501, 1643633, 2437111, 3719801, 4930899, 7311333, 11159403, 70676219, 212028657]

約数ペア:

[(1, 212028657), (3, 70676219), (19, 11159403), (29, 7311333), (43, 4930899), (57, 3719801), (87, 2437111), (129, 1643633), (157, 1350501), (361, 587337), (471, 450167), (551, 384807), (817, 259521), (1083, 195779), (1247, 170031), (1653, 128269), (2451, 86507), (2983, 71079), (3741, 56677), (4553, 46569), (6751, 31407), (8949, 23693), (10469, 20253), (13659, 15523)]