1553238428

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{668347}}^1$

素因数の和:668441

約数の個数: 24

約数和(自身を含む): 3143908992

約数和(自身を除く): 1590670564

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 581, 1162, 2324, 668347, 1336694, 2673388, 4678429, 9356858, 18713716, 55472801, 110945602, 221891204, 388309607, 776619214, 1553238428]

約数ペア:

[(1, 1553238428), (2, 776619214), (4, 388309607), (7, 221891204), (14, 110945602), (28, 55472801), (83, 18713716), (166, 9356858), (332, 4678429), (581, 2673388), (1162, 1336694), (2324, 668347)]