31851274

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1139

約数の個数: 48

約数和(自身を含む): 62512128

約数和(自身を除く): 30660854

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 49, 91, 98, 161, 182, 299, 322, 598, 637, 1087, 1127, 1274, 2093, 2174, 2254, 4186, 7609, 14131, 14651, 15218, 25001, 28262, 29302, 50002, 53263, 98917, 106526, 175007, 197834, 325013, 350014, 650026, 692419, 1225049, 1384838, 2275091, 2450098, 4550182, 15925637, 31851274]

約数ペア:

[(1, 31851274), (2, 15925637), (7, 4550182), (13, 2450098), (14, 2275091), (23, 1384838), (26, 1225049), (46, 692419), (49, 650026), (91, 350014), (98, 325013), (161, 197834), (182, 175007), (299, 106526), (322, 98917), (598, 53263), (637, 50002), (1087, 29302), (1127, 28262), (1274, 25001), (2093, 15218), (2174, 14651), (2254, 14131), (4186, 7609)]