7904897

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 10886400

約数和(自身を除く): 2981503

約数列:

[1, 7, 11, 13, 53, 77, 91, 143, 149, 371, 583, 689, 1001, 1043, 1639, 1937, 4081, 4823, 7579, 7897, 11473, 13559, 21307, 53053, 55279, 86867, 102661, 149149, 608069, 718627, 1129271, 7904897]

約数ペア:

[(1, 7904897), (7, 1129271), (11, 718627), (13, 608069), (53, 149149), (77, 102661), (91, 86867), (143, 55279), (149, 53053), (371, 21307), (583, 13559), (689, 11473), (1001, 7897), (1043, 7579), (1639, 4823), (1937, 4081)]