28890873

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{347}}^1$

素因数の和:422

約数の個数: 36

約数和(自身を含む): 47284848

約数和(自身を除く): 18393975

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 347, 841, 957, 1041, 2523, 2871, 3123, 3817, 7569, 9251, 10063, 11451, 27753, 30189, 34353, 83259, 90567, 110693, 291827, 332079, 875481, 996237, 2626443, 3210097, 9630291, 28890873]

約数ペア:

[(1, 28890873), (3, 9630291), (9, 3210097), (11, 2626443), (29, 996237), (33, 875481), (87, 332079), (99, 291827), (261, 110693), (319, 90567), (347, 83259), (841, 34353), (957, 30189), (1041, 27753), (2523, 11451), (2871, 10063), (3123, 9251), (3817, 7569)]