22120689

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 10538511

約数列:

[1, 3, 17, 41, 51, 71, 123, 149, 213, 447, 697, 1207, 2091, 2533, 2911, 3621, 6109, 7599, 8733, 10579, 18327, 31737, 49487, 103853, 148461, 179843, 311559, 433739, 539529, 1301217, 7373563, 22120689]

約数ペア:

[(1, 22120689), (3, 7373563), (17, 1301217), (41, 539529), (51, 433739), (71, 311559), (123, 179843), (149, 148461), (213, 103853), (447, 49487), (697, 31737), (1207, 18327), (2091, 10579), (2533, 8733), (2911, 7599), (3621, 6109)]