161861004

素因数分解:

$2^2\times 3^4\times {\mathrm{499571}}^1$

素因数の和:499587

約数の個数: 30

約数和(自身を含む): 423137484

約数和(自身を除く): 261276480

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 499571, 999142, 1498713, 1998284, 2997426, 4496139, 5994852, 8992278, 13488417, 17984556, 26976834, 40465251, 53953668, 80930502, 161861004]

約数ペア:

[(1, 161861004), (2, 80930502), (3, 53953668), (4, 40465251), (6, 26976834), (9, 17984556), (12, 13488417), (18, 8992278), (27, 5994852), (36, 4496139), (54, 2997426), (81, 1998284), (108, 1498713), (162, 999142), (324, 499571)]