194920490009

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1\times {\mathrm{21499}}^1$

素因数の和:22833

約数の個数: 32

約数和(自身を含む): 239940000000

約数和(自身を除く): 45019509991

約数列:

[1, 7, 17, 61, 119, 427, 1037, 1249, 7259, 8743, 21233, 21499, 76189, 148631, 150493, 365483, 533323, 1295213, 1311439, 2558381, 9066491, 9180073, 22294463, 26852251, 156061241, 187965757, 456488267, 1637987311, 3195417869, 11465911177, 27845784287, 194920490009]

約数ペア:

[(1, 194920490009), (7, 27845784287), (17, 11465911177), (61, 3195417869), (119, 1637987311), (427, 456488267), (1037, 187965757), (1249, 156061241), (7259, 26852251), (8743, 22294463), (21233, 9180073), (21499, 9066491), (76189, 2558381), (148631, 1311439), (150493, 1295213), (365483, 533323)]