22780563

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 34997760

約数和(自身を除く): 12217197

約数列:

[1, 3, 13, 19, 39, 57, 71, 213, 247, 433, 741, 923, 1299, 1349, 2769, 4047, 5629, 8227, 16887, 17537, 24681, 30743, 52611, 92229, 106951, 320853, 399659, 584117, 1198977, 1752351, 7593521, 22780563]

約数ペア:

[(1, 22780563), (3, 7593521), (13, 1752351), (19, 1198977), (39, 584117), (57, 399659), (71, 320853), (213, 106951), (247, 92229), (433, 52611), (741, 30743), (923, 24681), (1299, 17537), (1349, 16887), (2769, 8227), (4047, 5629)]