661194416

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{353}}^1\times {\mathrm{701}}^1$

素因数の和:1229

約数の個数: 40

約数和(自身を含む): 1294229664

約数和(自身を除く): 633035248

約数列:

[1, 2, 4, 8, 16, 167, 334, 353, 668, 701, 706, 1336, 1402, 1412, 2672, 2804, 2824, 5608, 5648, 11216, 58951, 117067, 117902, 234134, 235804, 247453, 468268, 471608, 494906, 936536, 943216, 989812, 1873072, 1979624, 3959248, 41324651, 82649302, 165298604, 330597208, 661194416]

約数ペア:

[(1, 661194416), (2, 330597208), (4, 165298604), (8, 82649302), (16, 41324651), (167, 3959248), (334, 1979624), (353, 1873072), (668, 989812), (701, 943216), (706, 936536), (1336, 494906), (1402, 471608), (1412, 468268), (2672, 247453), (2804, 235804), (2824, 234134), (5608, 117902), (5648, 117067), (11216, 58951)]