201886749

素因数分解:

$3^4\times {\mathrm{787}}^1\times {\mathrm{3167}}^1$

素因数の和:3966

約数の個数: 20

約数和(自身を含む): 302062464

約数和(自身を除く): 100175715

約数列:

[1, 3, 9, 27, 81, 787, 2361, 3167, 7083, 9501, 21249, 28503, 63747, 85509, 256527, 2492429, 7477287, 22431861, 67295583, 201886749]

約数ペア:

[(1, 201886749), (3, 67295583), (9, 22431861), (27, 7477287), (81, 2492429), (787, 256527), (2361, 85509), (3167, 63747), (7083, 28503), (9501, 21249)]