39401427

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{887}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 60867072

約数和(自身を除く): 21465645

約数列:

[1, 3, 13, 17, 39, 51, 67, 201, 221, 663, 871, 887, 1139, 2613, 2661, 3417, 11531, 14807, 15079, 34593, 44421, 45237, 59429, 178287, 196027, 588081, 772577, 1010293, 2317731, 3030879, 13133809, 39401427]

約数ペア:

[(1, 39401427), (3, 13133809), (13, 3030879), (17, 2317731), (39, 1010293), (51, 772577), (67, 588081), (201, 196027), (221, 178287), (663, 59429), (871, 45237), (887, 44421), (1139, 34593), (2613, 15079), (2661, 14807), (3417, 11531)]