664446728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{59453}}^1$

素因数の和:59597

約数の個数: 32

約数和(自身を含む): 1369820160

約数和(自身を除く): 705373432

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 127, 254, 508, 1016, 1397, 2794, 5588, 11176, 59453, 118906, 237812, 475624, 653983, 1307966, 2615932, 5231864, 7550531, 15101062, 30202124, 60404248, 83055841, 166111682, 332223364, 664446728]

約数ペア:

[(1, 664446728), (2, 332223364), (4, 166111682), (8, 83055841), (11, 60404248), (22, 30202124), (44, 15101062), (88, 7550531), (127, 5231864), (254, 2615932), (508, 1307966), (1016, 653983), (1397, 475624), (2794, 237812), (5588, 118906), (11176, 59453)]