68519885

素因数分解:

$5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{1877}}^1$

素因数の和:2045

約数の個数: 24

約数和(自身を含む): 96341400

約数和(自身を除く): 27821515

約数列:

[1, 5, 7, 35, 49, 149, 245, 745, 1043, 1877, 5215, 7301, 9385, 13139, 36505, 65695, 91973, 279673, 459865, 1398365, 1957711, 9788555, 13703977, 68519885]

約数ペア:

[(1, 68519885), (5, 13703977), (7, 9788555), (35, 1957711), (49, 1398365), (149, 459865), (245, 279673), (745, 91973), (1043, 65695), (1877, 36505), (5215, 13139), (7301, 9385)]