40398862

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{36527}}^1$

素因数の和:36615

約数の個数: 16

約数和(自身を含む): 70133760

約数和(自身を除く): 29734898

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 36527, 73054, 255689, 511378, 2885633, 5771266, 20199431, 40398862]

約数ペア:

[(1, 40398862), (2, 20199431), (7, 5771266), (14, 2885633), (79, 511378), (158, 255689), (553, 73054), (1106, 36527)]