8728258

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 17337024

約数和(自身を除く): 8608766

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 157, 209, 266, 314, 361, 418, 722, 1099, 1463, 1727, 2198, 2527, 2926, 2983, 3454, 3971, 5054, 5966, 7942, 12089, 20881, 24178, 27797, 32813, 41762, 55594, 56677, 65626, 113354, 229691, 396739, 459382, 623447, 793478, 1246894, 4364129, 8728258]

約数ペア:

[(1, 8728258), (2, 4364129), (7, 1246894), (11, 793478), (14, 623447), (19, 459382), (22, 396739), (38, 229691), (77, 113354), (133, 65626), (154, 56677), (157, 55594), (209, 41762), (266, 32813), (314, 27797), (361, 24178), (418, 20881), (722, 12089), (1099, 7942), (1463, 5966), (1727, 5054), (2198, 3971), (2527, 3454), (2926, 2983)]