189307281

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{4051}}^1$

素因数の和:4512

約数の個数: 16

約数和(自身を含む): 259911488

約数和(自身を除く): 70604207

約数列:

[1, 3, 37, 111, 421, 1263, 4051, 12153, 15577, 46731, 149887, 449661, 1705471, 5116413, 63102427, 189307281]

約数ペア:

[(1, 189307281), (3, 63102427), (37, 5116413), (111, 1705471), (421, 449661), (1263, 149887), (4051, 46731), (12153, 15577)]