257122801

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{13177}}^1$

素因数の和:13288

約数の個数: 16

約数和(自身を含む): 295187200

約数和(自身を除く): 38064399

約数列:

[1, 13, 19, 79, 247, 1027, 1501, 13177, 19513, 171301, 250363, 1040983, 3254719, 13532779, 19778677, 257122801]

約数ペア:

[(1, 257122801), (13, 19778677), (19, 13532779), (79, 3254719), (247, 1040983), (1027, 250363), (1501, 171301), (13177, 19513)]