205438212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{815231}}^1$

素因数の和:815248

約数の個数: 36

約数和(自身を含む): 593488896

約数和(自身を除く): 388050684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 815231, 1630462, 2445693, 3260924, 4891386, 5706617, 7337079, 9782772, 11413234, 14674158, 17119851, 22826468, 29348316, 34239702, 51359553, 68479404, 102719106, 205438212]

約数ペア:

[(1, 205438212), (2, 102719106), (3, 68479404), (4, 51359553), (6, 34239702), (7, 29348316), (9, 22826468), (12, 17119851), (14, 14674158), (18, 11413234), (21, 9782772), (28, 7337079), (36, 5706617), (42, 4891386), (63, 3260924), (84, 2445693), (126, 1630462), (252, 815231)]