128974915

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{5693}}^1$

素因数の和:5918

約数の個数: 16

約数和(自身を含む): 162347328

約数和(自身を除く): 33372413

約数列:

[1, 5, 23, 115, 197, 985, 4531, 5693, 22655, 28465, 130939, 654695, 1121521, 5607605, 25794983, 128974915]

約数ペア:

[(1, 128974915), (5, 25794983), (23, 5607605), (115, 1121521), (197, 654695), (985, 130939), (4531, 28465), (5693, 22655)]