218071743

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{24971}}^1$

素因数の和:25086

約数の個数: 16

約数和(自身を含む): 302061312

約数和(自身を除く): 83989569

約数列:

[1, 3, 41, 71, 123, 213, 2911, 8733, 24971, 74913, 1023811, 1772941, 3071433, 5318823, 72690581, 218071743]

約数ペア:

[(1, 218071743), (3, 72690581), (41, 5318823), (71, 3071433), (123, 1772941), (213, 1023811), (2911, 74913), (8733, 24971)]