16872405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{349}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 29635200

約数和(自身を除く): 12762795

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 293, 349, 879, 1047, 1465, 1745, 3223, 3839, 4395, 5235, 9669, 11517, 16115, 19195, 48345, 57585, 102257, 306771, 511285, 1124827, 1533855, 3374481, 5624135, 16872405]

約数ペア:

[(1, 16872405), (3, 5624135), (5, 3374481), (11, 1533855), (15, 1124827), (33, 511285), (55, 306771), (165, 102257), (293, 57585), (349, 48345), (879, 19195), (1047, 16115), (1465, 11517), (1745, 9669), (3223, 5235), (3839, 4395)]