78904028

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{27901}}^1$

素因数の和:28013

約数の個数: 24

約数和(自身を含む): 159376224

約数和(自身を除く): 80472196

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 27901, 55802, 111604, 195307, 390614, 781228, 2818001, 5636002, 11272004, 19726007, 39452014, 78904028]

約数ペア:

[(1, 78904028), (2, 39452014), (4, 19726007), (7, 11272004), (14, 5636002), (28, 2818001), (101, 781228), (202, 390614), (404, 195307), (707, 111604), (1414, 55802), (2828, 27901)]