31860783

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{8369}}^1$

素因数の和:8428

約数の個数: 20

約数和(自身を含む): 48612960

約数和(自身を除く): 16752177

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 8369, 25107, 75321, 225963, 393343, 677889, 1180029, 3540087, 10620261, 31860783]

約数ペア:

[(1, 31860783), (3, 10620261), (9, 3540087), (27, 1180029), (47, 677889), (81, 393343), (141, 225963), (423, 75321), (1269, 25107), (3807, 8369)]