90907557

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{863}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 136055808

約数和(自身を除く): 45148251

約数列:

[1, 3, 13, 37, 39, 73, 111, 219, 481, 863, 949, 1443, 2589, 2701, 2847, 8103, 11219, 31931, 33657, 35113, 62999, 95793, 105339, 188997, 415103, 818987, 1245309, 2330963, 2456961, 6992889, 30302519, 90907557]

約数ペア:

[(1, 90907557), (3, 30302519), (13, 6992889), (37, 2456961), (39, 2330963), (73, 1245309), (111, 818987), (219, 415103), (481, 188997), (863, 105339), (949, 95793), (1443, 62999), (2589, 35113), (2701, 33657), (2847, 31931), (8103, 11219)]