209525373

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{83443}}^1$

素因数の和:83486

約数の個数: 20

約数和(自身を含む): 323095168

約数和(自身を除く): 113569795

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 83443, 250329, 750987, 2252961, 2586733, 6758883, 7760199, 23280597, 69841791, 209525373]

約数ペア:

[(1, 209525373), (3, 69841791), (9, 23280597), (27, 7760199), (31, 6758883), (81, 2586733), (93, 2252961), (279, 750987), (837, 250329), (2511, 83443)]