206985227905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{881}}^1\times {\mathrm{18743}}^1$

素因数の和:19761

約数の個数: 32

約数和(自身を含む): 261870174720

約数和(自身を除く): 54884946815

約数列:

[1, 5, 23, 109, 115, 545, 881, 2507, 4405, 12535, 18743, 20263, 93715, 96029, 101315, 431089, 480145, 2042987, 2155445, 2208667, 10214935, 11043335, 16512583, 46988701, 82562915, 234943505, 379789409, 1799871547, 1898947045, 8999357735, 41397045581, 206985227905]

約数ペア:

[(1, 206985227905), (5, 41397045581), (23, 8999357735), (109, 1898947045), (115, 1799871547), (545, 379789409), (881, 234943505), (2507, 82562915), (4405, 46988701), (12535, 16512583), (18743, 11043335), (20263, 10214935), (93715, 2208667), (96029, 2155445), (101315, 2042987), (431089, 480145)]