81254803

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1\times {\mathrm{409}}^1$

素因数の和:798

約数の個数: 16

約数和(自身を含む): 94345920

約数和(自身を除く): 13091117

約数列:

[1, 7, 101, 281, 409, 707, 1967, 2863, 28381, 41309, 114929, 198667, 289163, 804503, 11607829, 81254803]

約数ペア:

[(1, 81254803), (7, 11607829), (101, 804503), (281, 289163), (409, 198667), (707, 114929), (1967, 41309), (2863, 28381)]