42129997

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20129}}^1$

素因数の和:20172

約数の個数: 16

約数和(自身を含む): 54109440

約数和(自身を除く): 11979443

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 20129, 140903, 261677, 462967, 1831739, 3240769, 6018571, 42129997]

約数ペア:

[(1, 42129997), (7, 6018571), (13, 3240769), (23, 1831739), (91, 462967), (161, 261677), (299, 140903), (2093, 20129)]