291238938

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{4259}}^1$

素因数の和:4427

約数の個数: 48

約数和(自身を含む): 657914400

約数和(自身を除く): 366675462

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 131, 174, 261, 262, 393, 522, 786, 1179, 2358, 3799, 4259, 7598, 8518, 11397, 12777, 22794, 25554, 34191, 38331, 68382, 76662, 123511, 247022, 370533, 557929, 741066, 1111599, 1115858, 1673787, 2223198, 3347574, 5021361, 10042722, 16179941, 32359882, 48539823, 97079646, 145619469, 291238938]

約数ペア:

[(1, 291238938), (2, 145619469), (3, 97079646), (6, 48539823), (9, 32359882), (18, 16179941), (29, 10042722), (58, 5021361), (87, 3347574), (131, 2223198), (174, 1673787), (261, 1115858), (262, 1111599), (393, 741066), (522, 557929), (786, 370533), (1179, 247022), (2358, 123511), (3799, 76662), (4259, 68382), (7598, 38331), (8518, 34191), (11397, 25554), (12777, 22794)]