64813866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{1559}}^1$

素因数の和:1631

約数の個数: 48

約数和(自身を含む): 143881920

約数和(自身を除く): 79068054

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 169, 246, 338, 507, 533, 1014, 1066, 1559, 1599, 3118, 3198, 4677, 6929, 9354, 13858, 20267, 20787, 40534, 41574, 60801, 63919, 121602, 127838, 191757, 263471, 383514, 526942, 790413, 830947, 1580826, 1661894, 2492841, 4985682, 10802311, 21604622, 32406933, 64813866]

約数ペア:

[(1, 64813866), (2, 32406933), (3, 21604622), (6, 10802311), (13, 4985682), (26, 2492841), (39, 1661894), (41, 1580826), (78, 830947), (82, 790413), (123, 526942), (169, 383514), (246, 263471), (338, 191757), (507, 127838), (533, 121602), (1014, 63919), (1066, 60801), (1559, 41574), (1599, 40534), (3118, 20787), (3198, 20267), (4677, 13858), (6929, 9354)]