2987677

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 3972672

約数和(自身を除く): 984995

約数列:

[1, 7, 11, 23, 49, 77, 161, 241, 253, 539, 1127, 1687, 1771, 2651, 5543, 11809, 12397, 18557, 38801, 60973, 129899, 271607, 426811, 2987677]

約数ペア:

[(1, 2987677), (7, 426811), (11, 271607), (23, 129899), (49, 60973), (77, 38801), (161, 18557), (241, 12397), (253, 11809), (539, 5543), (1127, 2651), (1687, 1771)]