39791947

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 46299120

約数和(自身を除く): 6507173

約数列:

[1, 13, 19, 61, 139, 247, 361, 793, 1159, 1807, 2641, 4693, 8479, 15067, 22021, 34333, 50179, 110227, 161101, 286273, 652327, 2094313, 3060919, 39791947]

約数ペア:

[(1, 39791947), (13, 3060919), (19, 2094313), (61, 652327), (139, 286273), (247, 161101), (361, 110227), (793, 50179), (1159, 34333), (1807, 22021), (2641, 15067), (4693, 8479)]