210930255

素因数分解:

$3^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{8209}}^1$

素因数の和:8791

約数の個数: 24

約数和(自身を含む): 366297360

約数和(自身を除く): 155367105

約数列:

[1, 3, 5, 9, 15, 45, 571, 1713, 2855, 5139, 8209, 8565, 24627, 25695, 41045, 73881, 123135, 369405, 4687339, 14062017, 23436695, 42186051, 70310085, 210930255]

約数ペア:

[(1, 210930255), (3, 70310085), (5, 42186051), (9, 23436695), (15, 14062017), (45, 4687339), (571, 369405), (1713, 123135), (2855, 73881), (5139, 41045), (8209, 25695), (8565, 24627)]