217086535

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1\times {\mathrm{1429}}^1$

素因数の和:2778

約数の個数: 16

約数和(自身を含む): 272226240

約数和(自身を除く): 55139705

約数列:

[1, 5, 23, 115, 1321, 1429, 6605, 7145, 30383, 32867, 151915, 164335, 1887709, 9438545, 43417307, 217086535]

約数ペア:

[(1, 217086535), (5, 43417307), (23, 9438545), (115, 1887709), (1321, 164335), (1429, 151915), (6605, 32867), (7145, 30383)]