212919909

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1\times {\mathrm{3847}}^1$

素因数の和:4840

約数の個数: 16

約数和(自身を含む): 299220480

約数和(自身を除く): 86300571

約数列:

[1, 3, 19, 57, 971, 2913, 3847, 11541, 18449, 55347, 73093, 219279, 3735437, 11206311, 70973303, 212919909]

約数ペア:

[(1, 212919909), (3, 70973303), (19, 11206311), (57, 3735437), (971, 219279), (2913, 73093), (3847, 55347), (11541, 18449)]