20280358665

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21460697}}^1$

素因数の和:21460718

約数の個数: 32

約数和(自身を含む): 41204540160

約数和(自身を除く): 20924181495

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21460697, 64382091, 107303485, 150224879, 193146273, 321910455, 450674637, 579438819, 751124395, 965731365, 1352023911, 2253373185, 2897194095, 4056071733, 6760119555, 20280358665]

約数ペア:

[(1, 20280358665), (3, 6760119555), (5, 4056071733), (7, 2897194095), (9, 2253373185), (15, 1352023911), (21, 965731365), (27, 751124395), (35, 579438819), (45, 450674637), (63, 321910455), (105, 193146273), (135, 150224879), (189, 107303485), (315, 64382091), (945, 21460697)]