77984949

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{811}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 125762560

約数和(自身を除く): 47777611

約数列:

[1, 3, 7, 19, 21, 57, 133, 241, 399, 723, 811, 1687, 2433, 4579, 5061, 5677, 13737, 15409, 17031, 32053, 46227, 96159, 107863, 195451, 323589, 586353, 1368157, 3713569, 4104471, 11140707, 25994983, 77984949]

約数ペア:

[(1, 77984949), (3, 25994983), (7, 11140707), (19, 4104471), (21, 3713569), (57, 1368157), (133, 586353), (241, 323589), (399, 195451), (723, 107863), (811, 96159), (1687, 46227), (2433, 32053), (4579, 17031), (5061, 15409), (5677, 13737)]