238755489

素因数分解:

$3^1\times 7^2\times {\mathrm{503}}^1\times {\mathrm{3229}}^1$

素因数の和:3749

約数の個数: 24

約数和(自身を含む): 371165760

約数和(自身を除く): 132410271

約数列:

[1, 3, 7, 21, 49, 147, 503, 1509, 3229, 3521, 9687, 10563, 22603, 24647, 67809, 73941, 158221, 474663, 1624187, 4872561, 11369309, 34107927, 79585163, 238755489]

約数ペア:

[(1, 238755489), (3, 79585163), (7, 34107927), (21, 11369309), (49, 4872561), (147, 1624187), (503, 474663), (1509, 158221), (3229, 73941), (3521, 67809), (9687, 24647), (10563, 22603)]