81759549

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 117780480

約数和(自身を除く): 36020931

約数列:

[1, 3, 23, 53, 69, 79, 159, 237, 283, 849, 1219, 1817, 3657, 4187, 5451, 6509, 12561, 14999, 19527, 22357, 44997, 67071, 96301, 288903, 344977, 514211, 1034931, 1184921, 1542633, 3554763, 27253183, 81759549]

約数ペア:

[(1, 81759549), (3, 27253183), (23, 3554763), (53, 1542633), (69, 1184921), (79, 1034931), (159, 514211), (237, 344977), (283, 288903), (849, 96301), (1219, 67071), (1817, 44997), (3657, 22357), (4187, 19527), (5451, 14999), (6509, 12561)]