13880139

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3911}}^1$

素因数の和:3947

約数の個数: 24

約数和(自身を含む): 22908672

約数和(自身を除く): 9028533

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 3911, 11733, 27377, 50843, 82131, 152529, 355901, 660959, 1067703, 1982877, 4626713, 13880139]

約数ペア:

[(1, 13880139), (3, 4626713), (7, 1982877), (13, 1067703), (21, 660959), (39, 355901), (91, 152529), (169, 82131), (273, 50843), (507, 27377), (1183, 11733), (3549, 3911)]