400996899

素因数分解:

$3^5\times {\mathrm{499}}^1\times {\mathrm{3307}}^1$

素因数の和:3821

約数の個数: 24

約数和(自身を含む): 602056000

約数和(自身を除く): 201059101

約数列:

[1, 3, 9, 27, 81, 243, 499, 1497, 3307, 4491, 9921, 13473, 29763, 40419, 89289, 121257, 267867, 803601, 1650193, 4950579, 14851737, 44555211, 133665633, 400996899]

約数ペア:

[(1, 400996899), (3, 133665633), (9, 44555211), (27, 14851737), (81, 4950579), (243, 1650193), (499, 803601), (1497, 267867), (3307, 121257), (4491, 89289), (9921, 40419), (13473, 29763)]