340402005

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{1109}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 623376000

約数和(自身を除く): 282973995

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 359, 855, 1077, 1109, 1795, 3231, 3327, 5385, 5545, 6821, 9981, 16155, 16635, 20463, 21071, 34105, 49905, 61389, 63213, 102315, 105355, 189639, 306945, 316065, 398131, 948195, 1194393, 1990655, 3583179, 5971965, 7564489, 17915895, 22693467, 37822445, 68080401, 113467335, 340402005]

約数ペア:

[(1, 340402005), (3, 113467335), (5, 68080401), (9, 37822445), (15, 22693467), (19, 17915895), (45, 7564489), (57, 5971965), (95, 3583179), (171, 1990655), (285, 1194393), (359, 948195), (855, 398131), (1077, 316065), (1109, 306945), (1795, 189639), (3231, 105355), (3327, 102315), (5385, 63213), (5545, 61389), (6821, 49905), (9981, 34105), (16155, 21071), (16635, 20463)]