71974184

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{21997}}^1$

素因数の和:22412

約数の個数: 16

約数和(自身を含む): 135287700

約数和(自身を除く): 63313516

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 21997, 43994, 87988, 175976, 8996773, 17993546, 35987092, 71974184]

約数ペア:

[(1, 71974184), (2, 35987092), (4, 17993546), (8, 8996773), (409, 175976), (818, 87988), (1636, 43994), (3272, 21997)]