71896215

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{111467}}^1$

素因数の和:111518

約数の個数: 16

約数和(自身を含む): 117710208

約数和(自身を除く): 45813993

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 111467, 334401, 557335, 1672005, 4793081, 14379243, 23965405, 71896215]

約数ペア:

[(1, 71896215), (3, 23965405), (5, 14379243), (15, 4793081), (43, 1672005), (129, 557335), (215, 334401), (645, 111467)]