7738425

素因数分解:

$3^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 36

約数和(自身を含む): 14011504

約数和(自身を除く): 6273079

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 163, 211, 225, 489, 633, 815, 1055, 1467, 1899, 2445, 3165, 4075, 5275, 7335, 9495, 12225, 15825, 34393, 36675, 47475, 103179, 171965, 309537, 515895, 859825, 1547685, 2579475, 7738425]

約数ペア:

[(1, 7738425), (3, 2579475), (5, 1547685), (9, 859825), (15, 515895), (25, 309537), (45, 171965), (75, 103179), (163, 47475), (211, 36675), (225, 34393), (489, 15825), (633, 12225), (815, 9495), (1055, 7335), (1467, 5275), (1899, 4075), (2445, 3165)]