28330148

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1559}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 62899200

約数和(自身を除く): 34569052

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 59, 77, 118, 154, 236, 308, 413, 649, 826, 1298, 1559, 1652, 2596, 3118, 4543, 6236, 9086, 10913, 17149, 18172, 21826, 34298, 43652, 68596, 91981, 120043, 183962, 240086, 367924, 480172, 643867, 1011791, 1287734, 2023582, 2575468, 4047164, 7082537, 14165074, 28330148]

約数ペア:

[(1, 28330148), (2, 14165074), (4, 7082537), (7, 4047164), (11, 2575468), (14, 2023582), (22, 1287734), (28, 1011791), (44, 643867), (59, 480172), (77, 367924), (118, 240086), (154, 183962), (236, 120043), (308, 91981), (413, 68596), (649, 43652), (826, 34298), (1298, 21826), (1559, 18172), (1652, 17149), (2596, 10913), (3118, 9086), (4543, 6236)]