17770389

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 31485888

約数和(自身を除く): 13715499

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 119, 147, 221, 273, 357, 547, 637, 663, 833, 1547, 1641, 1911, 2499, 3829, 4641, 7111, 9299, 10829, 11487, 21333, 26803, 27897, 32487, 49777, 65093, 80409, 120887, 149331, 195279, 348439, 362661, 455651, 846209, 1045317, 1366953, 2538627, 5923463, 17770389]

約数ペア:

[(1, 17770389), (3, 5923463), (7, 2538627), (13, 1366953), (17, 1045317), (21, 846209), (39, 455651), (49, 362661), (51, 348439), (91, 195279), (119, 149331), (147, 120887), (221, 80409), (273, 65093), (357, 49777), (547, 32487), (637, 27897), (663, 26803), (833, 21333), (1547, 11487), (1641, 10829), (1911, 9299), (2499, 7111), (3829, 4641)]