1978851

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 3345408

約数和(自身を除く): 1366557

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 241, 357, 391, 483, 723, 1173, 1687, 2737, 4097, 5061, 5543, 8211, 12291, 16629, 28679, 38801, 86037, 94231, 116403, 282693, 659617, 1978851]

約数ペア:

[(1, 1978851), (3, 659617), (7, 282693), (17, 116403), (21, 94231), (23, 86037), (51, 38801), (69, 28679), (119, 16629), (161, 12291), (241, 8211), (357, 5543), (391, 5061), (483, 4097), (723, 2737), (1173, 1687)]