87687428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{14489}}^1$

素因数の和:14599

約数の個数: 24

約数和(自身を含む): 164316600

約数和(自身を除く): 76629172

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 356, 1513, 3026, 6052, 14489, 28978, 57956, 246313, 492626, 985252, 1289521, 2579042, 5158084, 21921857, 43843714, 87687428]

約数ペア:

[(1, 87687428), (2, 43843714), (4, 21921857), (17, 5158084), (34, 2579042), (68, 1289521), (89, 985252), (178, 492626), (356, 246313), (1513, 57956), (3026, 28978), (6052, 14489)]