61980012

素因数分解:

$2^2\times 3^3\times {\mathrm{647}}^1\times {\mathrm{887}}^1$

素因数の和:1547

約数の個数: 48

約数和(自身を含む): 161118720

約数和(自身を除く): 99138708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 647, 887, 1294, 1774, 1941, 2588, 2661, 3548, 3882, 5322, 5823, 7764, 7983, 10644, 11646, 15966, 17469, 23292, 23949, 31932, 34938, 47898, 69876, 95796, 573889, 1147778, 1721667, 2295556, 3443334, 5165001, 6886668, 10330002, 15495003, 20660004, 30990006, 61980012]

約数ペア:

[(1, 61980012), (2, 30990006), (3, 20660004), (4, 15495003), (6, 10330002), (9, 6886668), (12, 5165001), (18, 3443334), (27, 2295556), (36, 1721667), (54, 1147778), (108, 573889), (647, 95796), (887, 69876), (1294, 47898), (1774, 34938), (1941, 31932), (2588, 23949), (2661, 23292), (3548, 17469), (3882, 15966), (5322, 11646), (5823, 10644), (7764, 7983)]