31564107

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:960

約数の個数: 32

約数和(自身を含む): 49448960

約数和(自身を除く): 17884853

約数列:

[1, 3, 9, 27, 31, 43, 93, 129, 279, 387, 837, 877, 1161, 1333, 2631, 3999, 7893, 11997, 23679, 27187, 35991, 37711, 81561, 113133, 244683, 339399, 734049, 1018197, 1169041, 3507123, 10521369, 31564107]

約数ペア:

[(1, 31564107), (3, 10521369), (9, 3507123), (27, 1169041), (31, 1018197), (43, 734049), (93, 339399), (129, 244683), (279, 113133), (387, 81561), (837, 37711), (877, 35991), (1161, 27187), (1333, 23679), (2631, 11997), (3999, 7893)]