261618489

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{4283}}^1$

素因数の和:4917

約数の個数: 24

約数和(自身を含む): 413011872

約数和(自身を除く): 151393383

約数列:

[1, 3, 9, 11, 33, 99, 617, 1851, 4283, 5553, 6787, 12849, 20361, 38547, 47113, 61083, 141339, 424017, 2642611, 7927833, 23783499, 29068721, 87206163, 261618489]

約数ペア:

[(1, 261618489), (3, 87206163), (9, 29068721), (11, 23783499), (33, 7927833), (99, 2642611), (617, 424017), (1851, 141339), (4283, 61083), (5553, 47113), (6787, 38547), (12849, 20361)]