16265205

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1217}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 31921344

約数和(自身を除く): 15656139

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 243, 297, 405, 495, 891, 1215, 1217, 1485, 2673, 3651, 4455, 6085, 10953, 13365, 13387, 18255, 32859, 40161, 54765, 66935, 98577, 120483, 164295, 200805, 295731, 361449, 492885, 602415, 1084347, 1478655, 1807245, 3253041, 5421735, 16265205]

約数ペア:

[(1, 16265205), (3, 5421735), (5, 3253041), (9, 1807245), (11, 1478655), (15, 1084347), (27, 602415), (33, 492885), (45, 361449), (55, 295731), (81, 200805), (99, 164295), (135, 120483), (165, 98577), (243, 66935), (297, 54765), (405, 40161), (495, 32859), (891, 18255), (1215, 13387), (1217, 13365), (1485, 10953), (2673, 6085), (3651, 4455)]