12618775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{947}}^1$

素因数の和:1011

約数の個数: 24

約数和(自身を含む): 17280144

約数和(自身を除く): 4661369

約数列:

[1, 5, 13, 25, 41, 65, 205, 325, 533, 947, 1025, 2665, 4735, 12311, 13325, 23675, 38827, 61555, 194135, 307775, 504751, 970675, 2523755, 12618775]

約数ペア:

[(1, 12618775), (5, 2523755), (13, 970675), (25, 504751), (41, 307775), (65, 194135), (205, 61555), (325, 38827), (533, 23675), (947, 13325), (1025, 12311), (2665, 4735)]