78421797

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2591}}^1$

素因数の和:2678

約数の個数: 32

約数和(自身を含む): 124416000

約数和(自身を除く): 45994203

約数列:

[1, 3, 9, 19, 27, 57, 59, 171, 177, 513, 531, 1121, 1593, 2591, 3363, 7773, 10089, 23319, 30267, 49229, 69957, 147687, 152869, 443061, 458607, 1329183, 1375821, 2904511, 4127463, 8713533, 26140599, 78421797]

約数ペア:

[(1, 78421797), (3, 26140599), (9, 8713533), (19, 4127463), (27, 2904511), (57, 1375821), (59, 1329183), (171, 458607), (177, 443061), (513, 152869), (531, 147687), (1121, 69957), (1593, 49229), (2591, 30267), (3363, 23319), (7773, 10089)]