402797691

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{24989}}^1$

素因数の和:25200

約数の個数: 20

約数和(自身を含む): 604758000

約数和(自身を除く): 201960309

約数列:

[1, 3, 9, 27, 81, 199, 597, 1791, 5373, 16119, 24989, 74967, 224901, 674703, 2024109, 4972811, 14918433, 44755299, 134265897, 402797691]

約数ペア:

[(1, 402797691), (3, 134265897), (9, 44755299), (27, 14918433), (81, 4972811), (199, 2024109), (597, 674703), (1791, 224901), (5373, 74967), (16119, 24989)]