259628538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{6949}}^1$

素因数の和:7446

約数の個数: 32

約数和(自身を含む): 560448000

約数和(自身を除く): 300819462

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 479, 958, 1437, 2874, 6227, 6949, 12454, 13898, 18681, 20847, 37362, 41694, 90337, 180674, 271011, 542022, 3328571, 6657142, 9985713, 19971426, 43271423, 86542846, 129814269, 259628538]

約数ペア:

[(1, 259628538), (2, 129814269), (3, 86542846), (6, 43271423), (13, 19971426), (26, 9985713), (39, 6657142), (78, 3328571), (479, 542022), (958, 271011), (1437, 180674), (2874, 90337), (6227, 41694), (6949, 37362), (12454, 20847), (13898, 18681)]