128004812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{2411}}^1$

素因数の和:3449

約数の個数: 24

約数和(自身を含む): 241576272

約数和(自身を除く): 113571460

約数列:

[1, 2, 4, 13, 26, 52, 1021, 2042, 2411, 4084, 4822, 9644, 13273, 26546, 31343, 53092, 62686, 125372, 2461631, 4923262, 9846524, 32001203, 64002406, 128004812]

約数ペア:

[(1, 128004812), (2, 64002406), (4, 32001203), (13, 9846524), (26, 4923262), (52, 2461631), (1021, 125372), (2042, 62686), (2411, 53092), (4084, 31343), (4822, 26546), (9644, 13273)]