80781138

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{13477}}^1$

素因数の和:13528

約数の個数: 40

約数和(自身を含む): 185915532

約数和(自身を除く): 105134394

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 333, 666, 999, 1998, 2997, 5994, 13477, 26954, 40431, 80862, 121293, 242586, 363879, 498649, 727758, 997298, 1091637, 1495947, 2183274, 2991894, 4487841, 8975682, 13463523, 26927046, 40390569, 80781138]

約数ペア:

[(1, 80781138), (2, 40390569), (3, 26927046), (6, 13463523), (9, 8975682), (18, 4487841), (27, 2991894), (37, 2183274), (54, 1495947), (74, 1091637), (81, 997298), (111, 727758), (162, 498649), (222, 363879), (333, 242586), (666, 121293), (999, 80862), (1998, 40431), (2997, 26954), (5994, 13477)]