90818172

素因数分解:

$2^2\times 3^4\times {\mathrm{280303}}^1$

素因数の和:280319

約数の個数: 30

約数和(自身を含む): 237417488

約数和(自身を除く): 146599316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 280303, 560606, 840909, 1121212, 1681818, 2522727, 3363636, 5045454, 7568181, 10090908, 15136362, 22704543, 30272724, 45409086, 90818172]

約数ペア:

[(1, 90818172), (2, 45409086), (3, 30272724), (4, 22704543), (6, 15136362), (9, 10090908), (12, 7568181), (18, 5045454), (27, 3363636), (36, 2522727), (54, 1681818), (81, 1121212), (108, 840909), (162, 560606), (324, 280303)]