13121213

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:452

約数の個数: 16

約数和(自身を含む): 15425664

約数和(自身を除く): 2304451

約数列:

[1, 7, 67, 101, 277, 469, 707, 1939, 6767, 18559, 27977, 47369, 129913, 195839, 1874459, 13121213]

約数ペア:

[(1, 13121213), (7, 1874459), (67, 195839), (101, 129913), (277, 47369), (469, 27977), (707, 18559), (1939, 6767)]