25082967

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 41520640

約数和(自身を除く): 16437673

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 273, 417, 661, 973, 1807, 1983, 2919, 4627, 5421, 8593, 12649, 13881, 25779, 37947, 60151, 91879, 180453, 275637, 643153, 1194427, 1929459, 3583281, 8360989, 25082967]

約数ペア:

[(1, 25082967), (3, 8360989), (7, 3583281), (13, 1929459), (21, 1194427), (39, 643153), (91, 275637), (139, 180453), (273, 91879), (417, 60151), (661, 37947), (973, 25779), (1807, 13881), (1983, 12649), (2919, 8593), (4627, 5421)]