218481942

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{5201951}}^1$

素因数の和:5201963

約数の個数: 16

約数和(自身を含む): 499387392

約数和(自身を除く): 280905450

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 5201951, 10403902, 15605853, 31211706, 36413657, 72827314, 109240971, 218481942]

約数ペア:

[(1, 218481942), (2, 109240971), (3, 72827314), (6, 36413657), (7, 31211706), (14, 15605853), (21, 10403902), (42, 5201951)]