213658035

素因数分解:

$3^1\times 5^1\times {\mathrm{2957}}^1\times {\mathrm{4817}}^1$

素因数の和:7782

約数の個数: 16

約数和(自身を含む): 342039456

約数和(自身を除く): 128381421

約数列:

[1, 3, 5, 15, 2957, 4817, 8871, 14451, 14785, 24085, 44355, 72255, 14243869, 42731607, 71219345, 213658035]

約数ペア:

[(1, 213658035), (3, 71219345), (5, 42731607), (15, 14243869), (2957, 72255), (4817, 44355), (8871, 24085), (14451, 14785)]