738787521

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{21487}}^1$

素因数の和:21720

約数の個数: 16

約数和(自身を含む): 1004950784

約数和(自身を除く): 266163263

約数列:

[1, 3, 73, 157, 219, 471, 11461, 21487, 34383, 64461, 1568551, 3373459, 4705653, 10120377, 246262507, 738787521]

約数ペア:

[(1, 738787521), (3, 246262507), (73, 10120377), (157, 4705653), (219, 3373459), (471, 1568551), (11461, 64461), (21487, 34383)]