402219795

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{1061}}^1$

素因数の和:1395

約数の個数: 32

約数和(自身を含む): 652492800

約数和(自身を除く): 250273005

約数列:

[1, 3, 5, 15, 127, 199, 381, 597, 635, 995, 1061, 1905, 2985, 3183, 5305, 15915, 25273, 75819, 126365, 134747, 211139, 379095, 404241, 633417, 673735, 1055695, 2021205, 3167085, 26814653, 80443959, 134073265, 402219795]

約数ペア:

[(1, 402219795), (3, 134073265), (5, 80443959), (15, 26814653), (127, 3167085), (199, 2021205), (381, 1055695), (597, 673735), (635, 633417), (995, 404241), (1061, 379095), (1905, 211139), (2985, 134747), (3183, 126365), (5305, 75819), (15915, 25273)]