71220255

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{110419}}^1$

素因数の和:110470

約数の個数: 16

約数和(自身を含む): 116603520

約数和(自身を除く): 45383265

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 110419, 331257, 552095, 1656285, 4748017, 14244051, 23740085, 71220255]

約数ペア:

[(1, 71220255), (3, 23740085), (5, 14244051), (15, 4748017), (43, 1656285), (129, 552095), (215, 331257), (645, 110419)]