1398364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:597

約数の個数: 24

約数和(自身を含む): 2718576

約数和(自身を除く): 1320212

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 521, 671, 1042, 1342, 2084, 2684, 5731, 11462, 22924, 31781, 63562, 127124, 349591, 699182, 1398364]

約数ペア:

[(1, 1398364), (2, 699182), (4, 349591), (11, 127124), (22, 63562), (44, 31781), (61, 22924), (122, 11462), (244, 5731), (521, 2684), (671, 2084), (1042, 1342)]