16142931

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 28005120

約数和(自身を除く): 11862189

約数列:

[1, 3, 7, 9, 21, 43, 59, 63, 101, 129, 177, 301, 303, 387, 413, 531, 707, 903, 909, 1239, 2121, 2537, 2709, 3717, 4343, 5959, 6363, 7611, 13029, 17759, 17877, 22833, 30401, 39087, 41713, 53277, 53631, 91203, 125139, 159831, 256237, 273609, 375417, 768711, 1793659, 2306133, 5380977, 16142931]

約数ペア:

[(1, 16142931), (3, 5380977), (7, 2306133), (9, 1793659), (21, 768711), (43, 375417), (59, 273609), (63, 256237), (101, 159831), (129, 125139), (177, 91203), (301, 53631), (303, 53277), (387, 41713), (413, 39087), (531, 30401), (707, 22833), (903, 17877), (909, 17759), (1239, 13029), (2121, 7611), (2537, 6363), (2709, 5959), (3717, 4343)]