28106547

素因数分解:

$3^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{727}}^1$

素因数の和:1007

約数の個数: 24

約数和(自身を含む): 43819776

約数和(自身を除く): 15713229

約数列:

[1, 3, 7, 21, 49, 147, 263, 727, 789, 1841, 2181, 5089, 5523, 12887, 15267, 35623, 38661, 106869, 191201, 573603, 1338407, 4015221, 9368849, 28106547]

約数ペア:

[(1, 28106547), (3, 9368849), (7, 4015221), (21, 1338407), (49, 573603), (147, 191201), (263, 106869), (727, 38661), (789, 35623), (1841, 15267), (2181, 12887), (5089, 5523)]