31051989

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 46000032

約数和(自身を除く): 14948043

約数列:

[1, 3, 9, 61, 163, 183, 347, 489, 549, 1041, 1467, 3123, 9943, 21167, 29829, 56561, 63501, 89487, 169683, 190503, 509049, 3450221, 10350663, 31051989]

約数ペア:

[(1, 31051989), (3, 10350663), (9, 3450221), (61, 509049), (163, 190503), (183, 169683), (347, 89487), (489, 63501), (549, 56561), (1041, 29829), (1467, 21167), (3123, 9943)]