218971942

素因数分解:

$2^1\times 7^1\times {\mathrm{4217}}^1\times {\mathrm{3709}}^1$

素因数の和:7935

約数の個数: 16

約数和(自身を含む): 375570720

約数和(自身を除く): 156598778

約数列:

[1, 2, 7, 14, 3709, 4217, 7418, 8434, 25963, 29519, 51926, 59038, 15640853, 31281706, 109485971, 218971942]

約数ペア:

[(1, 218971942), (2, 109485971), (7, 31281706), (14, 15640853), (3709, 59038), (4217, 51926), (7418, 29519), (8434, 25963)]