128467736

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{219979}}^1$

素因数の和:220058

約数の個数: 16

約数和(自身を含む): 244177800

約数和(自身を除く): 115710064

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 219979, 439958, 879916, 1759832, 16058467, 32116934, 64233868, 128467736]

約数ペア:

[(1, 128467736), (2, 64233868), (4, 32116934), (8, 16058467), (73, 1759832), (146, 879916), (292, 439958), (584, 219979)]