221520238088

素因数分解:

$2^3\times {\mathrm{44819}}^1\times {\mathrm{617819}}^1$

素因数の和:662644

約数の個数: 16

約数和(自身を含む): 415360386000

約数和(自身を除く): 193840147912

約数列:

[1, 2, 4, 8, 44819, 89638, 179276, 358552, 617819, 1235638, 2471276, 4942552, 27690029761, 55380059522, 110760119044, 221520238088]

約数ペア:

[(1, 221520238088), (2, 110760119044), (4, 55380059522), (8, 27690029761), (44819, 4942552), (89638, 2471276), (179276, 1235638), (358552, 617819)]