20760315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4789}}^1$

素因数の和:4831

約数の個数: 24

約数和(自身を含む): 35292720

約数和(自身を除く): 14532405

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 4789, 14367, 23945, 71835, 81413, 244239, 407065, 1221195, 1384021, 4152063, 6920105, 20760315]

約数ペア:

[(1, 20760315), (3, 6920105), (5, 4152063), (15, 1384021), (17, 1221195), (51, 407065), (85, 244239), (255, 81413), (289, 71835), (867, 23945), (1445, 14367), (4335, 4789)]