31257772

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1087}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 68239360

約数和(自身を除く): 36981588

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 79, 91, 158, 182, 316, 364, 553, 1027, 1087, 1106, 2054, 2174, 2212, 4108, 4348, 7189, 7609, 14131, 14378, 15218, 28262, 28756, 30436, 56524, 85873, 98917, 171746, 197834, 343492, 395668, 601111, 1116349, 1202222, 2232698, 2404444, 4465396, 7814443, 15628886, 31257772]

約数ペア:

[(1, 31257772), (2, 15628886), (4, 7814443), (7, 4465396), (13, 2404444), (14, 2232698), (26, 1202222), (28, 1116349), (52, 601111), (79, 395668), (91, 343492), (158, 197834), (182, 171746), (316, 98917), (364, 85873), (553, 56524), (1027, 30436), (1087, 28756), (1106, 28262), (2054, 15218), (2174, 14378), (2212, 14131), (4108, 7609), (4348, 7189)]