313628

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 655872

約数和(自身を除く): 342244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 487, 644, 974, 1948, 3409, 6818, 11201, 13636, 22402, 44804, 78407, 156814, 313628]

約数ペア:

[(1, 313628), (2, 156814), (4, 78407), (7, 44804), (14, 22402), (23, 13636), (28, 11201), (46, 6818), (92, 3409), (161, 1948), (322, 974), (487, 644)]