13956405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 23846400

約数和(自身を除く): 9889995

約数列:

[1, 3, 5, 15, 17, 51, 85, 229, 239, 255, 687, 717, 1145, 1195, 3435, 3585, 3893, 4063, 11679, 12189, 19465, 20315, 54731, 58395, 60945, 164193, 273655, 820965, 930427, 2791281, 4652135, 13956405]

約数ペア:

[(1, 13956405), (3, 4652135), (5, 2791281), (15, 930427), (17, 820965), (51, 273655), (85, 164193), (229, 60945), (239, 58395), (255, 54731), (687, 20315), (717, 19465), (1145, 12189), (1195, 11679), (3435, 4063), (3585, 3893)]