216647485

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{7603}}^1$

素因数の和:7788

約数の個数: 16

約数和(自身を含む): 268269120

約数和(自身を除く): 51621635

約数列:

[1, 5, 41, 139, 205, 695, 5699, 7603, 28495, 38015, 311723, 1056817, 1558615, 5284085, 43329497, 216647485]

約数ペア:

[(1, 216647485), (5, 43329497), (41, 5284085), (139, 1558615), (205, 1056817), (695, 311723), (5699, 38015), (7603, 28495)]