31284005

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{641}}^1$

素因数の和:916

約数の個数: 16

約数和(自身を含む): 38643264

約数和(自身を除く): 7359259

約数列:

[1, 5, 43, 215, 227, 641, 1135, 3205, 9761, 27563, 48805, 137815, 145507, 727535, 6256801, 31284005]

約数ペア:

[(1, 31284005), (5, 6256801), (43, 727535), (215, 145507), (227, 137815), (641, 48805), (1135, 27563), (3205, 9761)]