390772081

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{105929}}^1$

素因数の和:105984

約数の個数: 16

約数和(自身を含む): 488125440

約数和(自身を除く): 97353359

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 105929, 741503, 1800793, 3283799, 12605551, 22986593, 55824583, 390772081]

約数ペア:

[(1, 390772081), (7, 55824583), (17, 22986593), (31, 12605551), (119, 3283799), (217, 1800793), (527, 741503), (3689, 105929)]