17456516

素因数分解:

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

素因数の和:217

約数の個数: 72

約数和(自身を含む): 40453056

約数和(自身を除く): 22996540

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 157, 209, 266, 308, 314, 361, 418, 532, 628, 722, 836, 1099, 1444, 1463, 1727, 2198, 2527, 2926, 2983, 3454, 3971, 4396, 5054, 5852, 5966, 6908, 7942, 10108, 11932, 12089, 15884, 20881, 24178, 27797, 32813, 41762, 48356, 55594, 56677, 65626, 83524, 111188, 113354, 131252, 226708, 229691, 396739, 459382, 623447, 793478, 918764, 1246894, 1586956, 2493788, 4364129, 8728258, 17456516]

約数ペア:

[(1, 17456516), (2, 8728258), (4, 4364129), (7, 2493788), (11, 1586956), (14, 1246894), (19, 918764), (22, 793478), (28, 623447), (38, 459382), (44, 396739), (76, 229691), (77, 226708), (133, 131252), (154, 113354), (157, 111188), (209, 83524), (266, 65626), (308, 56677), (314, 55594), (361, 48356), (418, 41762), (532, 32813), (628, 27797), (722, 24178), (836, 20881), (1099, 15884), (1444, 12089), (1463, 11932), (1727, 10108), (2198, 7942), (2527, 6908), (2926, 5966), (2983, 5852), (3454, 5054), (3971, 4396)]