217638366

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89123}}^1$

素因数の和:89176

約数の個数: 32

約数和(自身を含む): 487686528

約数和(自身を除く): 270048162

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 89123, 178246, 267369, 534738, 980353, 1960706, 2941059, 3297551, 5882118, 6595102, 9892653, 19785306, 36273061, 72546122, 108819183, 217638366]

約数ペア:

[(1, 217638366), (2, 108819183), (3, 72546122), (6, 36273061), (11, 19785306), (22, 9892653), (33, 6595102), (37, 5882118), (66, 3297551), (74, 2941059), (111, 1960706), (222, 980353), (407, 534738), (814, 267369), (1221, 178246), (2442, 89123)]