291208445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1451}}^1$

素因数の和:1597

約数の個数: 32

約数和(自身を含む): 395176320

約数和(自身を除く): 103967875

約数列:

[1, 5, 11, 41, 55, 89, 205, 445, 451, 979, 1451, 2255, 3649, 4895, 7255, 15961, 18245, 40139, 59491, 79805, 129139, 200695, 297455, 645695, 654401, 1420529, 3272005, 5294699, 7102645, 26473495, 58241689, 291208445]

約数ペア:

[(1, 291208445), (5, 58241689), (11, 26473495), (41, 7102645), (55, 5294699), (89, 3272005), (205, 1420529), (445, 654401), (451, 645695), (979, 297455), (1451, 200695), (2255, 129139), (3649, 79805), (4895, 59491), (7255, 40139), (15961, 18245)]