31255413

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 50128896

約数和(自身を除く): 18873483

約数列:

[1, 3, 7, 21, 23, 69, 161, 163, 397, 483, 489, 1141, 1191, 2779, 3423, 3749, 8337, 9131, 11247, 26243, 27393, 63917, 64711, 78729, 191751, 194133, 452977, 1358931, 1488353, 4465059, 10418471, 31255413]

約数ペア:

[(1, 31255413), (3, 10418471), (7, 4465059), (21, 1488353), (23, 1358931), (69, 452977), (161, 194133), (163, 191751), (397, 78729), (483, 64711), (489, 63917), (1141, 27393), (1191, 26243), (2779, 11247), (3423, 9131), (3749, 8337)]