87678171

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{29611}}^1$

素因数の和:29671

約数の個数: 24

約数和(自身を含む): 147823104

約数和(自身を除く): 60144933

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 29611, 88833, 207277, 266499, 621831, 1391717, 1865493, 4175151, 9742019, 12525453, 29226057, 87678171]

約数ペア:

[(1, 87678171), (3, 29226057), (7, 12525453), (9, 9742019), (21, 4175151), (47, 1865493), (63, 1391717), (141, 621831), (329, 266499), (423, 207277), (987, 88833), (2961, 29611)]