201779829

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{131111}}^1$

素因数の和:131142

約数の個数: 20

約数和(自身を含む): 317291040

約数和(自身を除く): 115511211

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 131111, 393333, 1179999, 2491109, 3539997, 7473327, 10619991, 22419981, 67259943, 201779829]

約数ペア:

[(1, 201779829), (3, 67259943), (9, 22419981), (19, 10619991), (27, 7473327), (57, 3539997), (81, 2491109), (171, 1179999), (513, 393333), (1539, 131111)]