72871929

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6421}}^1$

素因数の和:6537

約数の個数: 24

約数和(自身を含む): 114542792

約数和(自身を除く): 41670863

約数列:

[1, 3, 9, 13, 39, 97, 117, 291, 873, 1261, 3783, 6421, 11349, 19263, 57789, 83473, 250419, 622837, 751257, 1868511, 5605533, 8096881, 24290643, 72871929]

約数ペア:

[(1, 72871929), (3, 24290643), (9, 8096881), (13, 5605533), (39, 1868511), (97, 751257), (117, 622837), (291, 250419), (873, 83473), (1261, 57789), (3783, 19263), (6421, 11349)]