39729879

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6781}}^1$

素因数の和:6828

約数の個数: 32

約数和(自身を含む): 69447680

約数和(自身を除く): 29717801

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 5859, 6781, 20343, 47467, 61029, 142401, 183087, 210211, 427203, 630633, 1281609, 1471477, 1891899, 4414431, 5675697, 13243293, 39729879]

約数ペア:

[(1, 39729879), (3, 13243293), (7, 5675697), (9, 4414431), (21, 1891899), (27, 1471477), (31, 1281609), (63, 630633), (93, 427203), (189, 210211), (217, 183087), (279, 142401), (651, 61029), (837, 47467), (1953, 20343), (5859, 6781)]