261663912

素因数分解:

$2^3\times 3^3\times {\mathrm{1211407}}^1$

素因数の和:1211422

約数の個数: 32

約数和(自身を含む): 726844800

約数和(自身を除く): 465180888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 1211407, 2422814, 3634221, 4845628, 7268442, 9691256, 10902663, 14536884, 21805326, 29073768, 32707989, 43610652, 65415978, 87221304, 130831956, 261663912]

約数ペア:

[(1, 261663912), (2, 130831956), (3, 87221304), (4, 65415978), (6, 43610652), (8, 32707989), (9, 29073768), (12, 21805326), (18, 14536884), (24, 10902663), (27, 9691256), (36, 7268442), (54, 4845628), (72, 3634221), (108, 2422814), (216, 1211407)]