42805385

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1091}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 62899200

約数和(自身を除く): 20093815

約数列:

[1, 5, 7, 19, 35, 59, 95, 133, 295, 413, 665, 1091, 1121, 2065, 5455, 5605, 7637, 7847, 20729, 38185, 39235, 64369, 103645, 145103, 321845, 450583, 725515, 1223011, 2252915, 6115055, 8561077, 42805385]

約数ペア:

[(1, 42805385), (5, 8561077), (7, 6115055), (19, 2252915), (35, 1223011), (59, 725515), (95, 450583), (133, 321845), (295, 145103), (413, 103645), (665, 64369), (1091, 39235), (1121, 38185), (2065, 20729), (5455, 7847), (5605, 7637)]