1388406525

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{16339}}^1$

素因数の和:16466

約数の個数: 48

約数和(自身を含む): 2528647680

約数和(自身を除く): 1140241155

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 103, 165, 275, 309, 515, 825, 1133, 1545, 2575, 3399, 5665, 7725, 16339, 16995, 28325, 49017, 81695, 84975, 179729, 245085, 408475, 539187, 898645, 1225425, 1682917, 2695935, 4493225, 5048751, 8414585, 13479675, 18512087, 25243755, 42072925, 55536261, 92560435, 126218775, 277681305, 462802175, 1388406525]

約数ペア:

[(1, 1388406525), (3, 462802175), (5, 277681305), (11, 126218775), (15, 92560435), (25, 55536261), (33, 42072925), (55, 25243755), (75, 18512087), (103, 13479675), (165, 8414585), (275, 5048751), (309, 4493225), (515, 2695935), (825, 1682917), (1133, 1225425), (1545, 898645), (2575, 539187), (3399, 408475), (5665, 245085), (7725, 179729), (16339, 84975), (16995, 81695), (28325, 49017)]