1900491173

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{193513}}^1$

素因数の和:193604

約数の個数: 16

約数和(自身を含む): 2303590656

約数和(自身を除く): 403099483

約数列:

[1, 7, 23, 61, 161, 427, 1403, 9821, 193513, 1354591, 4450799, 11804293, 31155593, 82630051, 271498739, 1900491173]

約数ペア:

[(1, 1900491173), (7, 271498739), (23, 82630051), (61, 31155593), (161, 11804293), (427, 4450799), (1403, 1354591), (9821, 193513)]