15261285

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1283}}^1$

素因数の和:1365

約数の個数: 32

約数和(自身を含む): 26748288

約数和(自身を除く): 11487003

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 183, 195, 305, 793, 915, 1283, 2379, 3849, 3965, 6415, 11895, 16679, 19245, 50037, 78263, 83395, 234789, 250185, 391315, 1017419, 1173945, 3052257, 5087095, 15261285]

約数ペア:

[(1, 15261285), (3, 5087095), (5, 3052257), (13, 1173945), (15, 1017419), (39, 391315), (61, 250185), (65, 234789), (183, 83395), (195, 78263), (305, 50037), (793, 19245), (915, 16679), (1283, 11895), (2379, 6415), (3849, 3965)]