207640665

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22291}}^1$

素因数の和:22331

約数の個数: 40

約数和(自身を含む): 388415808

約数和(自身を除く): 180775143

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9315, 22291, 66873, 111455, 200619, 334365, 512693, 601857, 1003095, 1538079, 1805571, 2563465, 3009285, 4614237, 7690395, 9027855, 13842711, 23071185, 41528133, 69213555, 207640665]

約数ペア:

[(1, 207640665), (3, 69213555), (5, 41528133), (9, 23071185), (15, 13842711), (23, 9027855), (27, 7690395), (45, 4614237), (69, 3009285), (81, 2563465), (115, 1805571), (135, 1538079), (207, 1003095), (345, 601857), (405, 512693), (621, 334365), (1035, 200619), (1863, 111455), (3105, 66873), (9315, 22291)]