172831085

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{30671}}^1$

素因数の和:30713

約数の個数: 24

約数和(自身を含む): 251755776

約数和(自身を除く): 78924691

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 5635, 30671, 153355, 214697, 705433, 1073485, 1502879, 3527165, 4938031, 7514395, 24690155, 34566217, 172831085]

約数ペア:

[(1, 172831085), (5, 34566217), (7, 24690155), (23, 7514395), (35, 4938031), (49, 3527165), (115, 1502879), (161, 1073485), (245, 705433), (805, 214697), (1127, 153355), (5635, 30671)]