1288266715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{1283}}^1\times {\mathrm{11813}}^1$

素因数の和:13118

約数の個数: 16

約数和(自身を含む): 1638271008

約数和(自身を除く): 350004293

約数列:

[1, 5, 17, 85, 1283, 6415, 11813, 21811, 59065, 109055, 200821, 1004105, 15156079, 75780395, 257653343, 1288266715]

約数ペア:

[(1, 1288266715), (5, 257653343), (17, 75780395), (85, 15156079), (1283, 1004105), (6415, 200821), (11813, 109055), (21811, 59065)]