78801045

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{881}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 129548160

約数和(自身を除く): 50747115

約数列:

[1, 3, 5, 15, 67, 89, 201, 267, 335, 445, 881, 1005, 1335, 2643, 4405, 5963, 13215, 17889, 29815, 59027, 78409, 89445, 177081, 235227, 295135, 392045, 885405, 1176135, 5253403, 15760209, 26267015, 78801045]

約数ペア:

[(1, 78801045), (3, 26267015), (5, 15760209), (15, 5253403), (67, 1176135), (89, 885405), (201, 392045), (267, 295135), (335, 235227), (445, 177081), (881, 89445), (1005, 78409), (1335, 59027), (2643, 29815), (4405, 17889), (5963, 13215)]