31889169

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1427}}^1$

素因数の和:1637

約数の個数: 24

約数和(自身を含む): 49900032

約数和(自身を除く): 18010863

約数列:

[1, 3, 9, 13, 39, 117, 191, 573, 1427, 1719, 2483, 4281, 7449, 12843, 18551, 22347, 55653, 166959, 272557, 817671, 2453013, 3543241, 10629723, 31889169]

約数ペア:

[(1, 31889169), (3, 10629723), (9, 3543241), (13, 2453013), (39, 817671), (117, 272557), (191, 166959), (573, 55653), (1427, 22347), (1719, 18551), (2483, 12843), (4281, 7449)]