214970399

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1033}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 260270208

約数和(自身を除く): 45299809

約数列:

[1, 7, 31, 49, 137, 217, 959, 1033, 1519, 4247, 6713, 7231, 29729, 32023, 50617, 141521, 208103, 224161, 990647, 1569127, 4387151, 6934529, 30710057, 214970399]

約数ペア:

[(1, 214970399), (7, 30710057), (31, 6934529), (49, 4387151), (137, 1569127), (217, 990647), (959, 224161), (1033, 208103), (1519, 141521), (4247, 50617), (6713, 32023), (7231, 29729)]