209717911

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{1531}}^1$

素因数の和:1842

約数の個数: 16

約数和(自身を含む): 232410528

約数和(自身を除く): 22692617

約数列:

[1, 13, 41, 257, 533, 1531, 3341, 10537, 19903, 62771, 136981, 393467, 816023, 5115071, 16132147, 209717911]

約数ペア:

[(1, 209717911), (13, 16132147), (41, 5115071), (257, 816023), (533, 393467), (1531, 136981), (3341, 62771), (10537, 19903)]