8889012986

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:987

約数の個数: 64

約数和(自身を含む): 15758862336

約数和(自身を除く): 6869849350

約数列:

[1, 2, 7, 14, 71, 83, 142, 163, 166, 326, 497, 581, 661, 994, 1141, 1162, 1322, 2282, 4627, 5893, 9254, 11573, 11786, 13529, 23146, 27058, 41251, 46931, 54863, 81011, 82502, 93862, 94703, 107743, 109726, 162022, 189406, 215486, 328517, 384041, 657034, 754201, 768082, 960559, 1508402, 1921118, 3895273, 6723913, 7649753, 7790546, 8942669, 13447826, 15299506, 17885338, 27266911, 53548271, 54533822, 62598683, 107096542, 125197366, 634929499, 1269858998, 4444506493, 8889012986]

約数ペア:

[(1, 8889012986), (2, 4444506493), (7, 1269858998), (14, 634929499), (71, 125197366), (83, 107096542), (142, 62598683), (163, 54533822), (166, 53548271), (326, 27266911), (497, 17885338), (581, 15299506), (661, 13447826), (994, 8942669), (1141, 7790546), (1162, 7649753), (1322, 6723913), (2282, 3895273), (4627, 1921118), (5893, 1508402), (9254, 960559), (11573, 768082), (11786, 754201), (13529, 657034), (23146, 384041), (27058, 328517), (41251, 215486), (46931, 189406), (54863, 162022), (81011, 109726), (82502, 107743), (93862, 94703)]