278049239

素因数分解:

${\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1\times {\mathrm{709}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 303925440

約数和(自身を除く): 25876201

約数列:

[1, 13, 97, 311, 709, 1261, 4043, 9217, 30167, 68773, 220499, 392171, 894049, 2866487, 21388403, 278049239]

約数ペア:

[(1, 278049239), (13, 21388403), (97, 2866487), (311, 894049), (709, 392171), (1261, 220499), (4043, 68773), (9217, 30167)]