81716586

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{593}}^1$

素因数の和:815

約数の個数: 64

約数和(自身を含む): 199127808

約数和(自身を除く): 117411222

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 193, 238, 357, 386, 579, 593, 714, 1158, 1186, 1351, 1779, 2702, 3281, 3558, 4053, 4151, 6562, 8106, 8302, 9843, 10081, 12453, 19686, 20162, 22967, 24906, 30243, 45934, 60486, 68901, 70567, 114449, 137802, 141134, 211701, 228898, 343347, 423402, 686694, 801143, 1602286, 1945633, 2403429, 3891266, 4806858, 5836899, 11673798, 13619431, 27238862, 40858293, 81716586]

約数ペア:

[(1, 81716586), (2, 40858293), (3, 27238862), (6, 13619431), (7, 11673798), (14, 5836899), (17, 4806858), (21, 3891266), (34, 2403429), (42, 1945633), (51, 1602286), (102, 801143), (119, 686694), (193, 423402), (238, 343347), (357, 228898), (386, 211701), (579, 141134), (593, 137802), (714, 114449), (1158, 70567), (1186, 68901), (1351, 60486), (1779, 45934), (2702, 30243), (3281, 24906), (3558, 22967), (4053, 20162), (4151, 19686), (6562, 12453), (8106, 10081), (8302, 9843)]