72398547

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19961}}^1$

素因数の和:20011

約数の個数: 24

約数和(自身を含む): 116258688

約数和(自身を除く): 43860141

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 19961, 59883, 179649, 259493, 618791, 778479, 1856373, 2335437, 5569119, 8044283, 24132849, 72398547]

約数ペア:

[(1, 72398547), (3, 24132849), (9, 8044283), (13, 5569119), (31, 2335437), (39, 1856373), (93, 778479), (117, 618791), (279, 259493), (403, 179649), (1209, 59883), (3627, 19961)]