402650109

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{261631}}^1$

素因数の和:261662

約数の個数: 20

約数和(自身を含む): 633149440

約数和(自身を除く): 230499331

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 261631, 784893, 2354679, 4970989, 7064037, 14912967, 21192111, 44738901, 134216703, 402650109]

約数ペア:

[(1, 402650109), (3, 134216703), (9, 44738901), (19, 21192111), (27, 14912967), (57, 7064037), (81, 4970989), (171, 2354679), (513, 784893), (1539, 261631)]