215440984

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{20233}}^1$

素因数の和:20272

約数の個数: 32

約数和(自身を含む): 444338640

約数和(自身を除く): 228897656

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 1331, 2662, 5324, 10648, 20233, 40466, 80932, 161864, 222563, 445126, 890252, 1780504, 2448193, 4896386, 9792772, 19585544, 26930123, 53860246, 107720492, 215440984]

約数ペア:

[(1, 215440984), (2, 107720492), (4, 53860246), (8, 26930123), (11, 19585544), (22, 9792772), (44, 4896386), (88, 2448193), (121, 1780504), (242, 890252), (484, 445126), (968, 222563), (1331, 161864), (2662, 80932), (5324, 40466), (10648, 20233)]