66998990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{231031}}^1$

素因数の和:231067

約数の個数: 16

約数和(自身を含む): 124757280

約数和(自身を除く): 57758290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 231031, 462062, 1155155, 2310310, 6699899, 13399798, 33499495, 66998990]

約数ペア:

[(1, 66998990), (2, 33499495), (5, 13399798), (10, 6699899), (29, 2310310), (58, 1155155), (145, 462062), (290, 231031)]