171902007

素因数分解:

$3^4\times {\mathrm{499}}^1\times {\mathrm{4253}}^1$

素因数の和:4764

約数の個数: 20

約数和(自身を含む): 257367000

約数和(自身を除く): 85464993

約数列:

[1, 3, 9, 27, 81, 499, 1497, 4253, 4491, 12759, 13473, 38277, 40419, 114831, 344493, 2122247, 6366741, 19100223, 57300669, 171902007]

約数ペア:

[(1, 171902007), (3, 57300669), (9, 19100223), (27, 6366741), (81, 2122247), (499, 344493), (1497, 114831), (4253, 40419), (4491, 38277), (12759, 13473)]