256949316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{549037}}^1$

素因数の和:549060

約数の個数: 36

約数和(自身を含む): 699474412

約数和(自身を除く): 442525096

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 549037, 1098074, 1647111, 2196148, 3294222, 4941333, 6588444, 7137481, 9882666, 14274962, 19765332, 21412443, 28549924, 42824886, 64237329, 85649772, 128474658, 256949316]

約数ペア:

[(1, 256949316), (2, 128474658), (3, 85649772), (4, 64237329), (6, 42824886), (9, 28549924), (12, 21412443), (13, 19765332), (18, 14274962), (26, 9882666), (36, 7137481), (39, 6588444), (52, 4941333), (78, 3294222), (117, 2196148), (156, 1647111), (234, 1098074), (468, 549037)]