201327889

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 254119680

約数和(自身を除く): 52791791

約数列:

[1, 7, 17, 29, 119, 203, 227, 257, 493, 1589, 1799, 3451, 3859, 4369, 6583, 7453, 27013, 30583, 46081, 52171, 58339, 111911, 126701, 408373, 783377, 886907, 991763, 1691831, 6942341, 11842817, 28761127, 201327889]

約数ペア:

[(1, 201327889), (7, 28761127), (17, 11842817), (29, 6942341), (119, 1691831), (203, 991763), (227, 886907), (257, 783377), (493, 408373), (1589, 126701), (1799, 111911), (3451, 58339), (3859, 52171), (4369, 46081), (6583, 30583), (7453, 27013)]