1423778877

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{262351}}^1$

素因数の和:262430

約数の個数: 20

約数和(自身を含む): 2158632256

約数和(自身を除く): 734853379

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 262351, 787053, 2361159, 7083477, 17577517, 21250431, 52732551, 158197653, 474592959, 1423778877]

約数ペア:

[(1, 1423778877), (3, 474592959), (9, 158197653), (27, 52732551), (67, 21250431), (81, 17577517), (201, 7083477), (603, 2361159), (1809, 787053), (5427, 262351)]