87978124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{54577}}^1$

素因数の和:54625

約数の個数: 24

約数和(自身を含む): 171156608

約数和(自身を除く): 83178484

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 54577, 109154, 218308, 709501, 1419002, 1691887, 2838004, 3383774, 6767548, 21994531, 43989062, 87978124]

約数ペア:

[(1, 87978124), (2, 43989062), (4, 21994531), (13, 6767548), (26, 3383774), (31, 2838004), (52, 1691887), (62, 1419002), (124, 709501), (403, 218308), (806, 109154), (1612, 54577)]