81412506

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5821}}^1$

素因数の和:5876

約数の個数: 64

約数和(自身を含む): 212386560

約数和(自身を除く): 130974054

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 111, 126, 189, 222, 259, 333, 378, 518, 666, 777, 999, 1554, 1998, 2331, 4662, 5821, 6993, 11642, 13986, 17463, 34926, 40747, 52389, 81494, 104778, 122241, 157167, 215377, 244482, 314334, 366723, 430754, 646131, 733446, 1100169, 1292262, 1507639, 1938393, 2200338, 3015278, 3876786, 4522917, 5815179, 9045834, 11630358, 13568751, 27137502, 40706253, 81412506]

約数ペア:

[(1, 81412506), (2, 40706253), (3, 27137502), (6, 13568751), (7, 11630358), (9, 9045834), (14, 5815179), (18, 4522917), (21, 3876786), (27, 3015278), (37, 2200338), (42, 1938393), (54, 1507639), (63, 1292262), (74, 1100169), (111, 733446), (126, 646131), (189, 430754), (222, 366723), (259, 314334), (333, 244482), (378, 215377), (518, 157167), (666, 122241), (777, 104778), (999, 81494), (1554, 52389), (1998, 40747), (2331, 34926), (4662, 17463), (5821, 13986), (6993, 11642)]