67824071

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2174

約数の個数: 16

約数和(自身を含む): 80256000

約数和(自身を除く): 12431929

約数列:

[1, 7, 37, 131, 259, 917, 1999, 4847, 13993, 33929, 73963, 261869, 517741, 1833083, 9689153, 67824071]

約数ペア:

[(1, 67824071), (7, 9689153), (37, 1833083), (131, 517741), (259, 261869), (917, 73963), (1999, 33929), (4847, 13993)]