72818686

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1\times {\mathrm{439}}^1$

素因数の和:1059

約数の個数: 16

約数和(自身を含む): 110293920

約数和(自身を除く): 37475234

約数列:

[1, 2, 197, 394, 421, 439, 842, 878, 82937, 86483, 165874, 172966, 184819, 369638, 36409343, 72818686]

約数ペア:

[(1, 72818686), (2, 36409343), (197, 369638), (394, 184819), (421, 172966), (439, 165874), (842, 86483), (878, 82937)]