31242135

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71821}}^1$

素因数の和:71858

約数の個数: 16

約数和(自身を含む): 51711840

約数和(自身を除く): 20469705

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 71821, 215463, 359105, 1077315, 2082809, 6248427, 10414045, 31242135]

約数ペア:

[(1, 31242135), (3, 10414045), (5, 6248427), (15, 2082809), (29, 1077315), (87, 359105), (145, 215463), (435, 71821)]