780420098

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{90473}}^1$

素因数の和:90721

約数の個数: 16

約数和(自身を含む): 1237684320

約数和(自身を除く): 457264222

約数列:

[1, 2, 19, 38, 227, 454, 4313, 8626, 90473, 180946, 1718987, 3437974, 20537371, 41074742, 390210049, 780420098]

約数ペア:

[(1, 780420098), (2, 390210049), (19, 41074742), (38, 20537371), (227, 3437974), (454, 1718987), (4313, 180946), (8626, 90473)]