28103957

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:548

約数の個数: 16

約数和(自身を含む): 32796672

約数和(自身を除く): 4692715

約数列:

[1, 7, 101, 127, 313, 707, 889, 2191, 12827, 31613, 39751, 89789, 221291, 278257, 4014851, 28103957]

約数ペア:

[(1, 28103957), (7, 4014851), (101, 278257), (127, 221291), (313, 89789), (707, 39751), (889, 31613), (2191, 12827)]