397334410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{3623}}^1$

素因数の和:4638

約数の個数: 32

約数和(自身を含む): 781218432

約数和(自身を除く): 383884022

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 997, 1994, 3623, 4985, 7246, 9970, 10967, 18115, 21934, 36230, 39853, 54835, 79706, 109670, 199265, 398530, 3612131, 7224262, 18060655, 36121310, 39733441, 79466882, 198667205, 397334410]

約数ペア:

[(1, 397334410), (2, 198667205), (5, 79466882), (10, 39733441), (11, 36121310), (22, 18060655), (55, 7224262), (110, 3612131), (997, 398530), (1994, 199265), (3623, 109670), (4985, 79706), (7246, 54835), (9970, 39853), (10967, 36230), (18115, 21934)]