2018272191

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{643}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 3009468672

約数和(自身を除く): 991196481

約数列:

[1, 3, 13, 39, 41, 123, 151, 169, 453, 507, 533, 643, 1599, 1929, 1963, 5889, 6191, 6929, 8359, 18573, 20787, 25077, 25519, 26363, 76557, 79089, 80483, 97093, 108667, 241449, 291279, 326001, 342719, 1028157, 1046279, 1262209, 3138837, 3786627, 3980813, 4455347, 11942439, 13366041, 16408717, 49226151, 51750569, 155251707, 672757397, 2018272191]

約数ペア:

[(1, 2018272191), (3, 672757397), (13, 155251707), (39, 51750569), (41, 49226151), (123, 16408717), (151, 13366041), (169, 11942439), (453, 4455347), (507, 3980813), (533, 3786627), (643, 3138837), (1599, 1262209), (1929, 1046279), (1963, 1028157), (5889, 342719), (6191, 326001), (6929, 291279), (8359, 241449), (18573, 108667), (20787, 97093), (25077, 80483), (25519, 79089), (26363, 76557)]