1397885722

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1\times {\mathrm{20023}}^1$

素因数の和:20613

約数の個数: 16

約数和(自身を含む): 2132315712

約数和(自身を除く): 734429990

約数列:

[1, 2, 67, 134, 521, 1042, 20023, 34907, 40046, 69814, 1341541, 2683082, 10431983, 20863966, 698942861, 1397885722]

約数ペア:

[(1, 1397885722), (2, 698942861), (67, 20863966), (134, 10431983), (521, 2683082), (1042, 1341541), (20023, 69814), (34907, 40046)]