211319215

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{5281}}^1$

素因数の和:5490

約数の個数: 16

約数和(自身を含む): 260127936

約数和(自身を除く): 48808721

約数列:

[1, 5, 53, 151, 265, 755, 5281, 8003, 26405, 40015, 279893, 797431, 1399465, 3987155, 42263843, 211319215]

約数ペア:

[(1, 211319215), (5, 42263843), (53, 3987155), (151, 1399465), (265, 797431), (755, 279893), (5281, 40015), (8003, 26405)]