120312959

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 139006800

約数和(自身を除く): 18693841

約数列:

[1, 13, 19, 89, 169, 247, 421, 1157, 1691, 3211, 5473, 7999, 15041, 21983, 37469, 71149, 103987, 285779, 487097, 711911, 1351831, 6332261, 9254843, 120312959]

約数ペア:

[(1, 120312959), (13, 9254843), (19, 6332261), (89, 1351831), (169, 711911), (247, 487097), (421, 285779), (1157, 103987), (1691, 71149), (3211, 37469), (5473, 21983), (7999, 15041)]