201558465

素因数分解:

$3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{27479}}^1$

素因数の和:27653

約数の個数: 24

約数和(自身を含む): 351524160

約数和(自身を除く): 149965695

約数列:

[1, 3, 5, 9, 15, 45, 163, 489, 815, 1467, 2445, 7335, 27479, 82437, 137395, 247311, 412185, 1236555, 4479077, 13437231, 22395385, 40311693, 67186155, 201558465]

約数ペア:

[(1, 201558465), (3, 67186155), (5, 40311693), (9, 22395385), (15, 13437231), (45, 4479077), (163, 1236555), (489, 412185), (815, 247311), (1467, 137395), (2445, 82437), (7335, 27479)]