155405392

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{109133}}^1$

素因数の和:109230

約数の個数: 20

約数和(自身を含む): 304483860

約数和(自身を除く): 149078468

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 109133, 218266, 436532, 873064, 1746128, 9712837, 19425674, 38851348, 77702696, 155405392]

約数ペア:

[(1, 155405392), (2, 77702696), (4, 38851348), (8, 19425674), (16, 9712837), (89, 1746128), (178, 873064), (356, 436532), (712, 218266), (1424, 109133)]