18444320217

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{69149}}^1$

素因数の和:69287

約数の個数: 40

約数和(自身を含む): 28615653000

約数和(自身を除く): 10171332783

約数列:

[1, 3, 9, 27, 37, 81, 89, 111, 267, 333, 801, 999, 2403, 2997, 3293, 7209, 9879, 29637, 69149, 88911, 207447, 266733, 622341, 1867023, 2558513, 5601069, 6154261, 7675539, 18462783, 23026617, 55388349, 69079851, 166165047, 207239553, 227707657, 498495141, 683122971, 2049368913, 6148106739, 18444320217]

約数ペア:

[(1, 18444320217), (3, 6148106739), (9, 2049368913), (27, 683122971), (37, 498495141), (81, 227707657), (89, 207239553), (111, 166165047), (267, 69079851), (333, 55388349), (801, 23026617), (999, 18462783), (2403, 7675539), (2997, 6154261), (3293, 5601069), (7209, 2558513), (9879, 1867023), (29637, 622341), (69149, 266733), (88911, 207447)]