28116675

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{6577}}^1$

素因数の和:6612

約数の個数: 36

約数和(自身を含む): 53018680

約数和(自身を除く): 24902005

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 855, 1425, 4275, 6577, 19731, 32885, 59193, 98655, 124963, 164425, 295965, 374889, 493275, 624815, 1124667, 1479825, 1874445, 3124075, 5623335, 9372225, 28116675]

約数ペア:

[(1, 28116675), (3, 9372225), (5, 5623335), (9, 3124075), (15, 1874445), (19, 1479825), (25, 1124667), (45, 624815), (57, 493275), (75, 374889), (95, 295965), (171, 164425), (225, 124963), (285, 98655), (475, 59193), (855, 32885), (1425, 19731), (4275, 6577)]