39847065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{509}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 67858560

約数和(自身を除く): 28011495

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 307, 509, 921, 1527, 1535, 2545, 4605, 5219, 7635, 8653, 15657, 25959, 26095, 43265, 78285, 129795, 156263, 468789, 781315, 2343945, 2656471, 7969413, 13282355, 39847065]

約数ペア:

[(1, 39847065), (3, 13282355), (5, 7969413), (15, 2656471), (17, 2343945), (51, 781315), (85, 468789), (255, 156263), (307, 129795), (509, 78285), (921, 43265), (1527, 26095), (1535, 25959), (2545, 15657), (4605, 8653), (5219, 7635)]