28156780818

素因数分解:

$2^1\times 3^8\times {\mathrm{2145769}}^1$

素因数の和:2145795

約数の個数: 36

約数和(自身を含む): 63349567710

約数和(自身を除く): 35192786892

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 4374, 6561, 13122, 2145769, 4291538, 6437307, 12874614, 19311921, 38623842, 57935763, 115871526, 173807289, 347614578, 521421867, 1042843734, 1564265601, 3128531202, 4692796803, 9385593606, 14078390409, 28156780818]

約数ペア:

[(1, 28156780818), (2, 14078390409), (3, 9385593606), (6, 4692796803), (9, 3128531202), (18, 1564265601), (27, 1042843734), (54, 521421867), (81, 347614578), (162, 173807289), (243, 115871526), (486, 57935763), (729, 38623842), (1458, 19311921), (2187, 12874614), (4374, 6437307), (6561, 4291538), (13122, 2145769)]