201627981

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{13553}}^1$

素因数の和:13610

約数の個数: 32

約数和(自身を含む): 325296000

約数和(自身を除く): 123668019

約数列:

[1, 3, 9, 19, 27, 29, 57, 87, 171, 261, 513, 551, 783, 1653, 4959, 13553, 14877, 40659, 121977, 257507, 365931, 393037, 772521, 1179111, 2317563, 3537333, 6952689, 7467703, 10611999, 22403109, 67209327, 201627981]

約数ペア:

[(1, 201627981), (3, 67209327), (9, 22403109), (19, 10611999), (27, 7467703), (29, 6952689), (57, 3537333), (87, 2317563), (171, 1179111), (261, 772521), (513, 393037), (551, 365931), (783, 257507), (1653, 121977), (4959, 40659), (13553, 14877)]