217418103

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{661}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 376736256

約数和(自身を除く): 159318153

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 227, 483, 661, 681, 1449, 1589, 1983, 2043, 4627, 4767, 5221, 5949, 13881, 14301, 15203, 15663, 36547, 41643, 45609, 46989, 106421, 109641, 136827, 150047, 319263, 328923, 450141, 957789, 1050329, 1350423, 3150987, 3451081, 9452961, 10353243, 24157567, 31059729, 72472701, 217418103]

約数ペア:

[(1, 217418103), (3, 72472701), (7, 31059729), (9, 24157567), (21, 10353243), (23, 9452961), (63, 3451081), (69, 3150987), (161, 1350423), (207, 1050329), (227, 957789), (483, 450141), (661, 328923), (681, 319263), (1449, 150047), (1589, 136827), (1983, 109641), (2043, 106421), (4627, 46989), (4767, 45609), (5221, 41643), (5949, 36547), (13881, 15663), (14301, 15203)]