1991232358542

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1777}}^1\times {\mathrm{8893321}}^1$

素因数の和:8895113

約数の個数: 48

約数和(自身を含む): 4933445872992

約数和(自身を除く): 2942213514450

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1777, 3554, 5331, 10662, 12439, 15993, 24878, 31986, 37317, 74634, 111951, 223902, 8893321, 17786642, 26679963, 53359926, 62253247, 80039889, 124506494, 160079778, 186759741, 373519482, 560279223, 1120558446, 15803431417, 31606862834, 47410294251, 94820588502, 110624019919, 142230882753, 221248039838, 284461765506, 331872059757, 663744119514, 995616179271, 1991232358542]

約数ペア:

[(1, 1991232358542), (2, 995616179271), (3, 663744119514), (6, 331872059757), (7, 284461765506), (9, 221248039838), (14, 142230882753), (18, 110624019919), (21, 94820588502), (42, 47410294251), (63, 31606862834), (126, 15803431417), (1777, 1120558446), (3554, 560279223), (5331, 373519482), (10662, 186759741), (12439, 160079778), (15993, 124506494), (24878, 80039889), (31986, 62253247), (37317, 53359926), (74634, 26679963), (111951, 17786642), (223902, 8893321)]