51660645

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1093}}^1$

素因数の和:1261

約数の個数: 32

約数和(自身を含む): 86959872

約数和(自身を除く): 35299227

約数列:

[1, 3, 5, 15, 23, 69, 115, 137, 345, 411, 685, 1093, 2055, 3151, 3279, 5465, 9453, 15755, 16395, 25139, 47265, 75417, 125695, 149741, 377085, 449223, 748705, 2246115, 3444043, 10332129, 17220215, 51660645]

約数ペア:

[(1, 51660645), (3, 17220215), (5, 10332129), (15, 3444043), (23, 2246115), (69, 748705), (115, 449223), (137, 377085), (345, 149741), (411, 125695), (685, 75417), (1093, 47265), (2055, 25139), (3151, 16395), (3279, 15755), (5465, 9453)]