220189627

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1163}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 280253952

約数和(自身を除く): 60064325

約数列:

[1, 7, 17, 37, 43, 119, 259, 301, 629, 731, 1163, 1591, 4403, 5117, 8141, 11137, 19771, 27047, 43031, 50009, 138397, 189329, 301217, 350063, 731527, 850153, 1850333, 5120689, 5951071, 12952331, 31455661, 220189627]

約数ペア:

[(1, 220189627), (7, 31455661), (17, 12952331), (37, 5951071), (43, 5120689), (119, 1850333), (259, 850153), (301, 731527), (629, 350063), (731, 301217), (1163, 189329), (1591, 138397), (4403, 50009), (5117, 43031), (8141, 27047), (11137, 19771)]