20140245

素因数分解:

$3^4\times 5^1\times {\mathrm{223}}^2$

素因数の和:463

約数の個数: 30

約数和(自身を含む): 36265878

約数和(自身を除く): 16125633

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 223, 405, 669, 1115, 2007, 3345, 6021, 10035, 18063, 30105, 49729, 90315, 149187, 248645, 447561, 745935, 1342683, 2237805, 4028049, 6713415, 20140245]

約数ペア:

[(1, 20140245), (3, 6713415), (5, 4028049), (9, 2237805), (15, 1342683), (27, 745935), (45, 447561), (81, 248645), (135, 149187), (223, 90315), (405, 49729), (669, 30105), (1115, 18063), (2007, 10035), (3345, 6021)]