40284727

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:558

約数の個数: 16

約数和(自身を含む): 46835712

約数和(自身を除く): 6550985

約数列:

[1, 7, 131, 197, 223, 917, 1379, 1561, 25807, 29213, 43931, 180649, 204491, 307517, 5754961, 40284727]

約数ペア:

[(1, 40284727), (7, 5754961), (131, 307517), (197, 204491), (223, 180649), (917, 43931), (1379, 29213), (1561, 25807)]