406804979

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{13229}}^1$

素因数の和:13450

約数の個数: 16

約数和(自身を含む): 487710720

約数和(自身を除く): 80905741

約数列:

[1, 7, 23, 161, 191, 1337, 4393, 13229, 30751, 92603, 304267, 2129869, 2526739, 17687173, 58114997, 406804979]

約数ペア:

[(1, 406804979), (7, 58114997), (23, 17687173), (161, 2526739), (191, 2129869), (1337, 304267), (4393, 92603), (13229, 30751)]