207819493

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1\times {\mathrm{727}}^1$

素因数の和:1252

約数の個数: 16

約数和(自身を含む): 240857344

約数和(自身を除く): 33037851

約数列:

[1, 7, 97, 421, 679, 727, 2947, 5089, 40837, 70519, 285859, 306067, 493633, 2142469, 29688499, 207819493]

約数ペア:

[(1, 207819493), (7, 29688499), (97, 2142469), (421, 493633), (679, 306067), (727, 285859), (2947, 70519), (5089, 40837)]