20157105

素因数分解:

$3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2693}}^1$

素因数の和:3200

約数の個数: 16

約数和(自身を含む): 32328000

約数和(自身を除く): 12170895

約数列:

[1, 3, 5, 15, 499, 1497, 2495, 2693, 7485, 8079, 13465, 40395, 1343807, 4031421, 6719035, 20157105]

約数ペア:

[(1, 20157105), (3, 6719035), (5, 4031421), (15, 1343807), (499, 40395), (1497, 13465), (2495, 8079), (2693, 7485)]