661190814

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{769}}^1\times {\mathrm{1291}}^1$

素因数の和:2105

約数の個数: 48

約数和(自身を含む): 1474352880

約数和(自身を除く): 813162066

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 769, 1291, 1538, 2307, 2582, 3873, 4614, 6921, 7746, 11619, 13842, 23238, 28453, 47767, 56906, 85359, 95534, 143301, 170718, 256077, 286602, 429903, 512154, 859806, 992779, 1985558, 2978337, 5956674, 8935011, 17870022, 36732823, 73465646, 110198469, 220396938, 330595407, 661190814]

約数ペア:

[(1, 661190814), (2, 330595407), (3, 220396938), (6, 110198469), (9, 73465646), (18, 36732823), (37, 17870022), (74, 8935011), (111, 5956674), (222, 2978337), (333, 1985558), (666, 992779), (769, 859806), (1291, 512154), (1538, 429903), (2307, 286602), (2582, 256077), (3873, 170718), (4614, 143301), (6921, 95534), (7746, 85359), (11619, 56906), (13842, 47767), (23238, 28453)]