81127431

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{701}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 147184128

約数和(自身を除く): 66056697

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 167, 231, 501, 693, 701, 1169, 1503, 1837, 2103, 3507, 4907, 5511, 6309, 7711, 10521, 12859, 14721, 16533, 23133, 38577, 44163, 53977, 69399, 115731, 117067, 161931, 351201, 485793, 819469, 1053603, 1287737, 2458407, 3863211, 7375221, 9014159, 11589633, 27042477, 81127431]

約数ペア:

[(1, 81127431), (3, 27042477), (7, 11589633), (9, 9014159), (11, 7375221), (21, 3863211), (33, 2458407), (63, 1287737), (77, 1053603), (99, 819469), (167, 485793), (231, 351201), (501, 161931), (693, 117067), (701, 115731), (1169, 69399), (1503, 53977), (1837, 44163), (2103, 38577), (3507, 23133), (4907, 16533), (5511, 14721), (6309, 12859), (7711, 10521)]