40209491

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8171}}^1$

素因数の和:8234

約数の個数: 16

約数和(自身を含む): 49685760

約数和(自身を除く): 9476269

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 8171, 57197, 155249, 302327, 1086743, 2116289, 5744213, 40209491]

約数ペア:

[(1, 40209491), (7, 5744213), (19, 2116289), (37, 1086743), (133, 302327), (259, 155249), (703, 57197), (4921, 8171)]