211307330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{10909}}^1$

素因数の和:11078

約数の個数: 32

約数和(自身を含む): 412398000

約数和(自身を除く): 201090670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149, 298, 745, 1490, 1937, 3874, 9685, 10909, 19370, 21818, 54545, 109090, 141817, 283634, 709085, 1418170, 1625441, 3250882, 8127205, 16254410, 21130733, 42261466, 105653665, 211307330]

約数ペア:

[(1, 211307330), (2, 105653665), (5, 42261466), (10, 21130733), (13, 16254410), (26, 8127205), (65, 3250882), (130, 1625441), (149, 1418170), (298, 709085), (745, 283634), (1490, 141817), (1937, 109090), (3874, 54545), (9685, 21818), (10909, 19370)]