87321891

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{5653}}^1$

素因数の和:5946

約数の個数: 16

約数和(自身を含む): 123031040

約数和(自身を除く): 35709149

約数列:

[1, 3, 19, 57, 271, 813, 5149, 5653, 15447, 16959, 107407, 322221, 1531963, 4595889, 29107297, 87321891]

約数ペア:

[(1, 87321891), (3, 29107297), (19, 4595889), (57, 1531963), (271, 322221), (813, 107407), (5149, 16959), (5653, 15447)]