28112436

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{70991}}^1$

素因数の和:71012

約数の個数: 36

約数和(自身を含む): 77523264

約数和(自身を除く): 49410828

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 70991, 141982, 212973, 283964, 425946, 638919, 780901, 851892, 1277838, 1561802, 2342703, 2555676, 3123604, 4685406, 7028109, 9370812, 14056218, 28112436]

約数ペア:

[(1, 28112436), (2, 14056218), (3, 9370812), (4, 7028109), (6, 4685406), (9, 3123604), (11, 2555676), (12, 2342703), (18, 1561802), (22, 1277838), (33, 851892), (36, 780901), (44, 638919), (66, 425946), (99, 283964), (132, 212973), (198, 141982), (396, 70991)]