218675572

素因数分解:

$2^2\times {\mathrm{313}}^1\times {\mathrm{389}}^1\times {\mathrm{449}}^1$

素因数の和:1155

約数の個数: 24

約数和(自身を含む): 385749000

約数和(自身を除く): 167073428

約数列:

[1, 2, 4, 313, 389, 449, 626, 778, 898, 1252, 1556, 1796, 121757, 140537, 174661, 243514, 281074, 349322, 487028, 562148, 698644, 54668893, 109337786, 218675572]

約数ペア:

[(1, 218675572), (2, 109337786), (4, 54668893), (313, 698644), (389, 562148), (449, 487028), (626, 349322), (778, 281074), (898, 243514), (1252, 174661), (1556, 140537), (1796, 121757)]