71718195

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{111191}}^1$

素因数の和:111242

約数の個数: 16

約数和(自身を含む): 117418752

約数和(自身を除く): 45700557

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 111191, 333573, 555955, 1667865, 4781213, 14343639, 23906065, 71718195]

約数ペア:

[(1, 71718195), (3, 23906065), (5, 14343639), (15, 4781213), (43, 1667865), (129, 555955), (215, 333573), (645, 111191)]