397003178

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2381}}^1$

素因数の和:2471

約数の個数: 48

約数和(自身を含む): 718516008

約数和(自身を除く): 321512830

約数列:

[1, 2, 11, 13, 22, 26, 53, 106, 121, 143, 242, 286, 583, 689, 1166, 1378, 1573, 2381, 3146, 4762, 6413, 7579, 12826, 15158, 26191, 30953, 52382, 61906, 83369, 126193, 166738, 252386, 288101, 340483, 576202, 680966, 1388123, 1640509, 2776246, 3281018, 3745313, 7490626, 15269353, 18045599, 30538706, 36091198, 198501589, 397003178]

約数ペア:

[(1, 397003178), (2, 198501589), (11, 36091198), (13, 30538706), (22, 18045599), (26, 15269353), (53, 7490626), (106, 3745313), (121, 3281018), (143, 2776246), (242, 1640509), (286, 1388123), (583, 680966), (689, 576202), (1166, 340483), (1378, 288101), (1573, 252386), (2381, 166738), (3146, 126193), (4762, 83369), (6413, 61906), (7579, 52382), (12826, 30953), (15158, 26191)]