388620075

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{225287}}^1$

素因数の和:225323

約数の個数: 24

約数和(自身を含む): 670457088

約数和(自身を除く): 281837013

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 225287, 675861, 1126435, 3379305, 5181601, 5632175, 15544803, 16896525, 25908005, 77724015, 129540025, 388620075]

約数ペア:

[(1, 388620075), (3, 129540025), (5, 77724015), (15, 25908005), (23, 16896525), (25, 15544803), (69, 5632175), (75, 5181601), (115, 3379305), (345, 1126435), (575, 675861), (1725, 225287)]