81427144

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{598729}}^1$

素因数の和:598752

約数の個数: 16

約数和(自身を含む): 161657100

約数和(自身を除く): 80229956

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 598729, 1197458, 2394916, 4789832, 10178393, 20356786, 40713572, 81427144]

約数ペア:

[(1, 81427144), (2, 40713572), (4, 20356786), (8, 10178393), (17, 4789832), (34, 2394916), (68, 1197458), (136, 598729)]