68414668

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{128599}}^1$

素因数の和:128629

約数の個数: 24

約数和(自身を含む): 144032000

約数和(自身を除く): 75617332

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 128599, 257198, 514396, 900193, 1800386, 2443381, 3600772, 4886762, 9773524, 17103667, 34207334, 68414668]

約数ペア:

[(1, 68414668), (2, 34207334), (4, 17103667), (7, 9773524), (14, 4886762), (19, 3600772), (28, 2443381), (38, 1800386), (76, 900193), (133, 514396), (266, 257198), (532, 128599)]