253444786

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{1721}}^1$

素因数の和:1954

約数の個数: 32

約数和(自身を含む): 444028032

約数和(自身を除く): 190583246

約数列:

[1, 2, 7, 14, 67, 134, 157, 314, 469, 938, 1099, 1721, 2198, 3442, 10519, 12047, 21038, 24094, 73633, 115307, 147266, 230614, 270197, 540394, 807149, 1614298, 1891379, 3782758, 18103199, 36206398, 126722393, 253444786]

約数ペア:

[(1, 253444786), (2, 126722393), (7, 36206398), (14, 18103199), (67, 3782758), (134, 1891379), (157, 1614298), (314, 807149), (469, 540394), (938, 270197), (1099, 230614), (1721, 147266), (2198, 115307), (3442, 73633), (10519, 24094), (12047, 21038)]