28164615

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{30781}}^1$

素因数の和:30850

約数の個数: 16

約数和(自身を含む): 45803616

約数和(自身を除く): 17639001

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 30781, 92343, 153905, 461715, 1877641, 5632923, 9388205, 28164615]

約数ペア:

[(1, 28164615), (3, 9388205), (5, 5632923), (15, 1877641), (61, 461715), (183, 153905), (305, 92343), (915, 30781)]