291097048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{80681}}^1$

素因数の和:80739

約数の個数: 32

約数和(自身を含む): 609955920

約数和(自身を除く): 318858872

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 80681, 161362, 322724, 645448, 887491, 1774982, 3307921, 3549964, 6615842, 7099928, 13231684, 26463368, 36387131, 72774262, 145548524, 291097048]

約数ペア:

[(1, 291097048), (2, 145548524), (4, 72774262), (8, 36387131), (11, 26463368), (22, 13231684), (41, 7099928), (44, 6615842), (82, 3549964), (88, 3307921), (164, 1774982), (328, 887491), (451, 645448), (902, 322724), (1804, 161362), (3608, 80681)]