81853395

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3923}}^1$

素因数の和:4051

約数の個数: 32

約数和(自身を含む): 142394112

約数和(自身を除く): 60540717

約数列:

[1, 3, 5, 13, 15, 39, 65, 107, 195, 321, 535, 1391, 1605, 3923, 4173, 6955, 11769, 19615, 20865, 50999, 58845, 152997, 254995, 419761, 764985, 1259283, 2098805, 5456893, 6296415, 16370679, 27284465, 81853395]

約数ペア:

[(1, 81853395), (3, 27284465), (5, 16370679), (13, 6296415), (15, 5456893), (39, 2098805), (65, 1259283), (107, 764985), (195, 419761), (321, 254995), (535, 152997), (1391, 58845), (1605, 50999), (3923, 20865), (4173, 19615), (6955, 11769)]