80721949

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{853}}^1\times {\mathrm{1229}}^1$

素因数の和:2100

約数の個数: 16

約数和(自身を含む): 100840320

約数和(自身を除く): 20118371

約数列:

[1, 7, 11, 77, 853, 1229, 5971, 8603, 9383, 13519, 65681, 94633, 1048337, 7338359, 11531707, 80721949]

約数ペア:

[(1, 80721949), (7, 11531707), (11, 7338359), (77, 1048337), (853, 94633), (1229, 65681), (5971, 13519), (8603, 9383)]