39669567

素因数分解:

$3^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{641}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 61770672

約数和(自身を除く): 22101105

約数列:

[1, 3, 7, 21, 49, 147, 421, 641, 1263, 1923, 2947, 4487, 8841, 13461, 20629, 31409, 61887, 94227, 269861, 809583, 1889027, 5667081, 13223189, 39669567]

約数ペア:

[(1, 39669567), (3, 13223189), (7, 5667081), (21, 1889027), (49, 809583), (147, 269861), (421, 94227), (641, 61887), (1263, 31409), (1923, 20629), (2947, 13461), (4487, 8841)]