215857537

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{22859}}^1$

素因数の和:22956

約数の個数: 16

約数和(自身を含む): 263347200

約数和(自身を除く): 47489663

約数列:

[1, 7, 19, 71, 133, 497, 1349, 9443, 22859, 160013, 434321, 1622989, 3040247, 11360923, 30836791, 215857537]

約数ペア:

[(1, 215857537), (7, 30836791), (19, 11360923), (71, 3040247), (133, 1622989), (497, 434321), (1349, 160013), (9443, 22859)]