1297222739

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 1437004800

約数和(自身を除く): 139782061

約数列:

[1, 19, 41, 79, 107, 197, 779, 1501, 2033, 3239, 3743, 4387, 8077, 8453, 15563, 21079, 61541, 83353, 153463, 160607, 295697, 346573, 400501, 638083, 864239, 1665241, 6584887, 12123577, 16420541, 31639579, 68274881, 1297222739]

約数ペア:

[(1, 1297222739), (19, 68274881), (41, 31639579), (79, 16420541), (107, 12123577), (197, 6584887), (779, 1665241), (1501, 864239), (2033, 638083), (3239, 400501), (3743, 346573), (4387, 295697), (8077, 160607), (8453, 153463), (15563, 83353), (21079, 61541)]