817883919

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{307}}^1\times {\mathrm{1249}}^1$

素因数の和:1644

約数の個数: 32

約数和(自身を含む): 1232000000

約数和(自身を除く): 414116081

約数列:

[1, 3, 9, 27, 79, 237, 307, 711, 921, 1249, 2133, 2763, 3747, 8289, 11241, 24253, 33723, 72759, 98671, 218277, 296013, 383443, 654831, 888039, 1150329, 2664117, 3450987, 10352961, 30291997, 90875991, 272627973, 817883919]

約数ペア:

[(1, 817883919), (3, 272627973), (9, 90875991), (27, 30291997), (79, 10352961), (237, 3450987), (307, 2664117), (711, 1150329), (921, 888039), (1249, 654831), (2133, 383443), (2763, 296013), (3747, 218277), (8289, 98671), (11241, 72759), (24253, 33723)]