1389684015

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{657061}}^1$

素因数の和:657119

約数の個数: 24

約数和(自身を含む): 2460040128

約数和(自身を除く): 1070356113

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 657061, 1971183, 3285305, 5913549, 9855915, 29567745, 30881867, 92645601, 154409335, 277936803, 463228005, 1389684015]

約数ペア:

[(1, 1389684015), (3, 463228005), (5, 277936803), (9, 154409335), (15, 92645601), (45, 30881867), (47, 29567745), (141, 9855915), (235, 5913549), (423, 3285305), (705, 1971183), (2115, 657061)]