11281275

素因数分解:

$3^6\times 5^2\times {\mathrm{619}}^1$

素因数の和:647

約数の個数: 42

約数和(自身を含む): 21007460

約数和(自身を除く): 9726185

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 619, 675, 729, 1215, 1857, 2025, 3095, 3645, 5571, 6075, 9285, 15475, 16713, 18225, 27855, 46425, 50139, 83565, 139275, 150417, 250695, 417825, 451251, 752085, 1253475, 2256255, 3760425, 11281275]

約数ペア:

[(1, 11281275), (3, 3760425), (5, 2256255), (9, 1253475), (15, 752085), (25, 451251), (27, 417825), (45, 250695), (75, 150417), (81, 139275), (135, 83565), (225, 50139), (243, 46425), (405, 27855), (619, 18225), (675, 16713), (729, 15475), (1215, 9285), (1857, 6075), (2025, 5571), (3095, 3645)]