388400519

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{1979}}^1$

素因数の和:2510

約数の個数: 16

約数和(自身を含む): 432875520

約数和(自身を除く): 44475001

約数列:

[1, 13, 31, 403, 487, 1979, 6331, 15097, 25727, 61349, 196261, 797537, 963773, 12529049, 29876963, 388400519]

約数ペア:

[(1, 388400519), (13, 29876963), (31, 12529049), (403, 963773), (487, 797537), (1979, 196261), (6331, 61349), (15097, 25727)]