13937315

素因数分解:

$5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 19630800

約数和(自身を除く): 5693485

約数列:

[1, 5, 7, 35, 49, 163, 245, 349, 815, 1141, 1745, 2443, 5705, 7987, 12215, 17101, 39935, 56887, 85505, 284435, 398209, 1991045, 2787463, 13937315]

約数ペア:

[(1, 13937315), (5, 2787463), (7, 1991045), (35, 398209), (49, 284435), (163, 85505), (245, 56887), (349, 39935), (815, 17101), (1141, 12215), (1745, 7987), (2443, 5705)]