28405774

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{3011}}^1$

素因数の和:3155

約数の個数: 16

約数和(自身を含む): 43914960

約数和(自身を除く): 15509186

約数列:

[1, 2, 53, 89, 106, 178, 3011, 4717, 6022, 9434, 159583, 267979, 319166, 535958, 14202887, 28405774]

約数ペア:

[(1, 28405774), (2, 14202887), (53, 535958), (89, 319166), (106, 267979), (178, 159583), (3011, 9434), (4717, 6022)]