216353204

素因数分解:

$2^2\times {\mathrm{821}}^1\times {\mathrm{65881}}^1$

素因数の和:66706

約数の個数: 12

約数和(自身を含む): 379085028

約数和(自身を除く): 162731824

約数列:

[1, 2, 4, 821, 1642, 3284, 65881, 131762, 263524, 54088301, 108176602, 216353204]

約数ペア:

[(1, 216353204), (2, 108176602), (4, 54088301), (821, 263524), (1642, 131762), (3284, 65881)]