206827089

素因数分解:

$3^1\times 7^2\times {\mathrm{619}}^1\times {\mathrm{2273}}^1$

素因数の和:2909

約数の個数: 24

約数和(自身を含む): 321452640

約数和(自身を除く): 114625551

約数列:

[1, 3, 7, 21, 49, 147, 619, 1857, 2273, 4333, 6819, 12999, 15911, 30331, 47733, 90993, 111377, 334131, 1406987, 4220961, 9848909, 29546727, 68942363, 206827089]

約数ペア:

[(1, 206827089), (3, 68942363), (7, 29546727), (21, 9848909), (49, 4220961), (147, 1406987), (619, 334131), (1857, 111377), (2273, 90993), (4333, 47733), (6819, 30331), (12999, 15911)]