61480251

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1279}}^1$

素因数の和:1408

約数の個数: 36

約数和(自身を含む): 104332800

約数和(自身を除く): 42852549

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 327, 441, 763, 981, 1279, 2289, 3837, 5341, 6867, 8953, 11511, 16023, 26859, 48069, 62671, 80577, 139411, 188013, 418233, 564039, 975877, 1254699, 2927631, 6831139, 8782893, 20493417, 61480251]

約数ペア:

[(1, 61480251), (3, 20493417), (7, 8782893), (9, 6831139), (21, 2927631), (49, 1254699), (63, 975877), (109, 564039), (147, 418233), (327, 188013), (441, 139411), (763, 80577), (981, 62671), (1279, 48069), (2289, 26859), (3837, 16023), (5341, 11511), (6867, 8953)]