81565275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{98867}}^1$

素因数の和:98891

約数の個数: 24

約数和(自身を含む): 147115584

約数和(自身を除く): 65550309

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 98867, 296601, 494335, 1087537, 1483005, 2471675, 3262611, 5437685, 7415025, 16313055, 27188425, 81565275]

約数ペア:

[(1, 81565275), (3, 27188425), (5, 16313055), (11, 7415025), (15, 5437685), (25, 3262611), (33, 2471675), (55, 1483005), (75, 1087537), (165, 494335), (275, 296601), (825, 98867)]