4128747

素因数分解:

$3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{467}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 6319872

約数和(自身を除く): 2191125

約数列:

[1, 3, 7, 21, 421, 467, 1263, 1401, 2947, 3269, 8841, 9807, 196607, 589821, 1376249, 4128747]

約数ペア:

[(1, 4128747), (3, 1376249), (7, 589821), (21, 196607), (421, 9807), (467, 8841), (1263, 3269), (1401, 2947)]