90256991

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1993}}^1$

素因数の和:2206

約数の個数: 16

約数和(自身を含む): 103368960

約数和(自身を除く): 13111969

約数列:

[1, 11, 23, 179, 253, 1969, 1993, 4117, 21923, 45287, 45839, 356747, 504229, 3924217, 8205181, 90256991]

約数ペア:

[(1, 90256991), (11, 8205181), (23, 3924217), (179, 504229), (253, 356747), (1969, 45839), (1993, 45287), (4117, 21923)]