211328535

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{797}}^1\times {\mathrm{1607}}^1$

素因数の和:2423

約数の個数: 32

約数和(自身を含む): 369556992

約数和(自身を除く): 158228457

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 797, 1607, 2391, 3985, 4821, 8035, 8767, 11955, 17677, 24105, 26301, 43835, 53031, 88385, 131505, 265155, 1280779, 3842337, 6403895, 14088569, 19211685, 42265707, 70442845, 211328535]

約数ペア:

[(1, 211328535), (3, 70442845), (5, 42265707), (11, 19211685), (15, 14088569), (33, 6403895), (55, 3842337), (165, 1280779), (797, 265155), (1607, 131505), (2391, 88385), (3985, 53031), (4821, 43835), (8035, 26301), (8767, 24105), (11955, 17677)]