155538222728

素因数分解:

$2^3\times 7^1\times {\mathrm{2777468263}}^1$

素因数の和:2777468276

約数の個数: 16

約数和(自身を含む): 333296191680

約数和(自身を除く): 177757968952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2777468263, 5554936526, 11109873052, 19442277841, 22219746104, 38884555682, 77769111364, 155538222728]

約数ペア:

[(1, 155538222728), (2, 77769111364), (4, 38884555682), (7, 22219746104), (8, 19442277841), (14, 11109873052), (28, 5554936526), (56, 2777468263)]