155511153

素因数分解:

$3^2\times 7^2\times {\mathrm{352633}}^1$

素因数の和:352653

約数の個数: 18

約数和(自身を含む): 261301794

約数和(自身を除く): 105790641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 352633, 1057899, 2468431, 3173697, 7405293, 17279017, 22215879, 51837051, 155511153]

約数ペア:

[(1, 155511153), (3, 51837051), (7, 22215879), (9, 17279017), (21, 7405293), (49, 3173697), (63, 2468431), (147, 1057899), (441, 352633)]