137640217

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 169989120

約数和(自身を除く): 32348903

約数列:

[1, 11, 13, 31, 61, 143, 341, 403, 509, 671, 793, 1891, 4433, 5599, 6617, 8723, 15779, 20801, 24583, 31049, 72787, 173569, 205127, 270413, 341539, 403637, 962519, 2256397, 4440007, 10587709, 12512747, 137640217]

約数ペア:

[(1, 137640217), (11, 12512747), (13, 10587709), (31, 4440007), (61, 2256397), (143, 962519), (341, 403637), (403, 341539), (509, 270413), (671, 205127), (793, 173569), (1891, 72787), (4433, 31049), (5599, 24583), (6617, 20801), (8723, 15779)]