201821013

素因数分解:

$3^2\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{1531}}^1$

素因数の和:1785

約数の個数: 24

約数和(自身を含む): 296668736

約数和(自身を除く): 94847723

約数列:

[1, 3, 9, 97, 151, 291, 453, 873, 1359, 1531, 4593, 13779, 14647, 43941, 131823, 148507, 231181, 445521, 693543, 1336563, 2080629, 22424557, 67273671, 201821013]

約数ペア:

[(1, 201821013), (3, 67273671), (9, 22424557), (97, 2080629), (151, 1336563), (291, 693543), (453, 445521), (873, 231181), (1359, 148507), (1531, 131823), (4593, 43941), (13779, 14647)]