128292008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1233577}}^1$

素因数の和:1233596

約数の個数: 16

約数和(自身を含む): 259051380

約数和(自身を除く): 130759372

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1233577, 2467154, 4934308, 9868616, 16036501, 32073002, 64146004, 128292008]

約数ペア:

[(1, 128292008), (2, 64146004), (4, 32073002), (8, 16036501), (13, 9868616), (26, 4934308), (52, 2467154), (104, 1233577)]