1253245

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:660

約数の個数: 16

約数和(自身を含む): 1749888

約数和(自身を除く): 496643

約数列:

[1, 5, 7, 35, 61, 305, 427, 587, 2135, 2935, 4109, 20545, 35807, 179035, 250649, 1253245]

約数ペア:

[(1, 1253245), (5, 250649), (7, 179035), (35, 35807), (61, 20545), (305, 4109), (427, 2935), (587, 2135)]