207465921

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2393}}^1$

素因数の和:2447

約数の個数: 48

約数和(自身を含む): 350481600

約数和(自身を除く): 143015679

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 169, 171, 247, 351, 507, 513, 741, 1521, 2223, 2393, 3211, 4563, 6669, 7179, 9633, 21537, 28899, 31109, 45467, 64611, 86697, 93327, 136401, 279981, 404417, 409203, 591071, 839943, 1213251, 1227609, 1773213, 3639753, 5319639, 7683923, 10919259, 15958917, 23051769, 69155307, 207465921]

約数ペア:

[(1, 207465921), (3, 69155307), (9, 23051769), (13, 15958917), (19, 10919259), (27, 7683923), (39, 5319639), (57, 3639753), (117, 1773213), (169, 1227609), (171, 1213251), (247, 839943), (351, 591071), (507, 409203), (513, 404417), (741, 279981), (1521, 136401), (2223, 93327), (2393, 86697), (3211, 64611), (4563, 45467), (6669, 31109), (7179, 28899), (9633, 21537)]