55437928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 128862720

約数和(自身を除く): 73424792

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 271, 281, 364, 542, 562, 728, 1084, 1124, 1897, 1967, 2168, 2248, 3523, 3653, 3794, 3934, 7046, 7306, 7588, 7868, 14092, 14612, 15176, 15736, 24661, 25571, 28184, 29224, 49322, 51142, 76151, 98644, 102284, 152302, 197288, 204568, 304604, 533057, 609208, 989963, 1066114, 1979926, 2132228, 3959852, 4264456, 6929741, 7919704, 13859482, 27718964, 55437928]

約数ペア:

[(1, 55437928), (2, 27718964), (4, 13859482), (7, 7919704), (8, 6929741), (13, 4264456), (14, 3959852), (26, 2132228), (28, 1979926), (52, 1066114), (56, 989963), (91, 609208), (104, 533057), (182, 304604), (271, 204568), (281, 197288), (364, 152302), (542, 102284), (562, 98644), (728, 76151), (1084, 51142), (1124, 49322), (1897, 29224), (1967, 28184), (2168, 25571), (2248, 24661), (3523, 15736), (3653, 15176), (3794, 14612), (3934, 14092), (7046, 7868), (7306, 7588)]