201478851

素因数分解:

$3^2\times 7^1\times {\mathrm{1693}}^1\times {\mathrm{1889}}^1$

素因数の和:3595

約数の個数: 24

約数和(自身を含む): 332972640

約数和(自身を除く): 131493789

約数列:

[1, 3, 7, 9, 21, 63, 1693, 1889, 5079, 5667, 11851, 13223, 15237, 17001, 35553, 39669, 106659, 119007, 3198077, 9594231, 22386539, 28782693, 67159617, 201478851]

約数ペア:

[(1, 201478851), (3, 67159617), (7, 28782693), (9, 22386539), (21, 9594231), (63, 3198077), (1693, 119007), (1889, 106659), (5079, 39669), (5667, 35553), (11851, 17001), (13223, 15237)]