31390844

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1013}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 56329728

約数和(自身を除く): 24938884

約数列:

[1, 2, 4, 61, 122, 127, 244, 254, 508, 1013, 2026, 4052, 7747, 15494, 30988, 61793, 123586, 128651, 247172, 257302, 514604, 7847711, 15695422, 31390844]

約数ペア:

[(1, 31390844), (2, 15695422), (4, 7847711), (61, 514604), (122, 257302), (127, 247172), (244, 128651), (254, 123586), (508, 61793), (1013, 30988), (2026, 15494), (4052, 7747)]