221796110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{4643}}^1$

素因数の和:4948

約数の個数: 32

約数和(自身を含む): 424312992

約数和(自身を除く): 202516882

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 281, 562, 1405, 2810, 4643, 4777, 9286, 9554, 23215, 23885, 46430, 47770, 78931, 157862, 394655, 789310, 1304683, 2609366, 6523415, 13046830, 22179611, 44359222, 110898055, 221796110]

約数ペア:

[(1, 221796110), (2, 110898055), (5, 44359222), (10, 22179611), (17, 13046830), (34, 6523415), (85, 2609366), (170, 1304683), (281, 789310), (562, 394655), (1405, 157862), (2810, 78931), (4643, 47770), (4777, 46430), (9286, 23885), (9554, 23215)]