81885244

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2957}}^1$

素因数の和:3034

約数の個数: 48

約数和(自身を含む): 174924288

約数和(自身を除く): 93039044

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 86, 92, 161, 172, 301, 322, 602, 644, 989, 1204, 1978, 2957, 3956, 5914, 6923, 11828, 13846, 20699, 27692, 41398, 68011, 82796, 127151, 136022, 254302, 272044, 476077, 508604, 890057, 952154, 1780114, 1904308, 2924473, 3560228, 5848946, 11697892, 20471311, 40942622, 81885244]

約数ペア:

[(1, 81885244), (2, 40942622), (4, 20471311), (7, 11697892), (14, 5848946), (23, 3560228), (28, 2924473), (43, 1904308), (46, 1780114), (86, 952154), (92, 890057), (161, 508604), (172, 476077), (301, 272044), (322, 254302), (602, 136022), (644, 127151), (989, 82796), (1204, 68011), (1978, 41398), (2957, 27692), (3956, 20699), (5914, 13846), (6923, 11828)]