31338153

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4111}}^1$

素因数の和:4146

約数の個数: 36

約数和(自身を含む): 56877184

約数和(自身を除く): 25539031

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2541, 4111, 7623, 12333, 28777, 36999, 45221, 86331, 135663, 258993, 316547, 406989, 497431, 949641, 1492293, 2848923, 3482017, 4476879, 10446051, 31338153]

約数ペア:

[(1, 31338153), (3, 10446051), (7, 4476879), (9, 3482017), (11, 2848923), (21, 1492293), (33, 949641), (63, 497431), (77, 406989), (99, 316547), (121, 258993), (231, 135663), (363, 86331), (693, 45221), (847, 36999), (1089, 28777), (2541, 12333), (4111, 7623)]