28015955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{22147}}^1$

素因数の和:22186

約数の個数: 16

約数和(自身を含む): 38271744

約数和(自身を除く): 10255789

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 22147, 110735, 243617, 509381, 1218085, 2546905, 5603191, 28015955]

約数ペア:

[(1, 28015955), (5, 5603191), (11, 2546905), (23, 1218085), (55, 509381), (115, 243617), (253, 110735), (1265, 22147)]