641029942

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{7151}}^1$

素因数の和:7516

約数の個数: 32

約数和(自身を含む): 1160340480

約数和(自身を除く): 519310538

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 337, 674, 2359, 4718, 6403, 7151, 12806, 14302, 44821, 50057, 89642, 100114, 135869, 271738, 951083, 1902166, 2409887, 4819774, 16869209, 33738418, 45787853, 91575706, 320514971, 641029942]

約数ペア:

[(1, 641029942), (2, 320514971), (7, 91575706), (14, 45787853), (19, 33738418), (38, 16869209), (133, 4819774), (266, 2409887), (337, 1902166), (674, 951083), (2359, 271738), (4718, 135869), (6403, 100114), (7151, 89642), (12806, 50057), (14302, 44821)]