215948960422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{21017}}^1\times {\mathrm{395191}}^1$

素因数の和:416223

約数の個数: 16

約数和(自身を含む): 348858109152

約数和(自身を除く): 132909148730

約数列:

[1, 2, 13, 26, 21017, 42034, 273221, 395191, 546442, 790382, 5137483, 10274966, 8305729247, 16611458494, 107974480211, 215948960422]

約数ペア:

[(1, 215948960422), (2, 107974480211), (13, 16611458494), (26, 8305729247), (21017, 10274966), (42034, 5137483), (273221, 790382), (395191, 546442)]