27988425

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{6547}}^1$

素因数の和:6582

約数の個数: 36

約数和(自身を含む): 52776880

約数和(自身を除く): 24788455

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 855, 1425, 4275, 6547, 19641, 32735, 58923, 98205, 124393, 163675, 294615, 373179, 491025, 621965, 1119537, 1473075, 1865895, 3109825, 5597685, 9329475, 27988425]

約数ペア:

[(1, 27988425), (3, 9329475), (5, 5597685), (9, 3109825), (15, 1865895), (19, 1473075), (25, 1119537), (45, 621965), (57, 491025), (75, 373179), (95, 294615), (171, 163675), (225, 124393), (285, 98205), (475, 58923), (855, 32735), (1425, 19641), (4275, 6547)]