15297425

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 36

約数和(自身を含む): 22511580

約数和(自身を除く): 7214155

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 143, 275, 325, 389, 605, 715, 1573, 1945, 3025, 3575, 4279, 5057, 7865, 9725, 21395, 25285, 39325, 47069, 55627, 106975, 126425, 235345, 278135, 611897, 1176725, 1390675, 3059485, 15297425]

約数ペア:

[(1, 15297425), (5, 3059485), (11, 1390675), (13, 1176725), (25, 611897), (55, 278135), (65, 235345), (121, 126425), (143, 106975), (275, 55627), (325, 47069), (389, 39325), (605, 25285), (715, 21395), (1573, 9725), (1945, 7865), (3025, 5057), (3575, 4279)]