20123325

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5261}}^1$

素因数の和:5294

約数の個数: 36

約数和(自身を含む): 38170548

約数和(自身を除く): 18047223

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 5261, 15783, 26305, 47349, 78915, 89437, 131525, 236745, 268311, 394575, 447185, 804933, 1183725, 1341555, 2235925, 4024665, 6707775, 20123325]

約数ペア:

[(1, 20123325), (3, 6707775), (5, 4024665), (9, 2235925), (15, 1341555), (17, 1183725), (25, 804933), (45, 447185), (51, 394575), (75, 268311), (85, 236745), (153, 131525), (225, 89437), (255, 78915), (425, 47349), (765, 26305), (1275, 15783), (3825, 5261)]