81204948

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{205063}}^1$

素因数の和:205084

約数の個数: 36

約数和(自身を含む): 223929888

約数和(自身を除く): 142724940

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 205063, 410126, 615189, 820252, 1230378, 1845567, 2255693, 2460756, 3691134, 4511386, 6767079, 7382268, 9022772, 13534158, 20301237, 27068316, 40602474, 81204948]

約数ペア:

[(1, 81204948), (2, 40602474), (3, 27068316), (4, 20301237), (6, 13534158), (9, 9022772), (11, 7382268), (12, 6767079), (18, 4511386), (22, 3691134), (33, 2460756), (36, 2255693), (44, 1845567), (66, 1230378), (99, 820252), (132, 615189), (198, 410126), (396, 205063)]