15128478

素因数分解:

$2^1\times 3^3\times {\mathrm{281}}^1\times {\mathrm{997}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 33772320

約数和(自身を除く): 18643842

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 281, 562, 843, 997, 1686, 1994, 2529, 2991, 5058, 5982, 7587, 8973, 15174, 17946, 26919, 53838, 280157, 560314, 840471, 1680942, 2521413, 5042826, 7564239, 15128478]

約数ペア:

[(1, 15128478), (2, 7564239), (3, 5042826), (6, 2521413), (9, 1680942), (18, 840471), (27, 560314), (54, 280157), (281, 53838), (562, 26919), (843, 17946), (997, 15174), (1686, 8973), (1994, 7587), (2529, 5982), (2991, 5058)]