1949964247

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 2579263488

約数和(自身を除く): 629299241

約数列:

[1, 7, 11, 47, 61, 73, 77, 121, 329, 427, 511, 517, 671, 803, 847, 1331, 2867, 3431, 3619, 4453, 4697, 5621, 5687, 7381, 8833, 9317, 20069, 24017, 31171, 31537, 37741, 39809, 48983, 51667, 61831, 62557, 81191, 97163, 209291, 220759, 264187, 342881, 346907, 415151, 437899, 538813, 568337, 680141, 1465037, 2302201, 2428349, 2906057, 3771691, 3815977, 4566661, 5926943, 16115407, 25324211, 26711839, 31966627, 41488601, 177269477, 278566321, 1949964247]

約数ペア:

[(1, 1949964247), (7, 278566321), (11, 177269477), (47, 41488601), (61, 31966627), (73, 26711839), (77, 25324211), (121, 16115407), (329, 5926943), (427, 4566661), (511, 3815977), (517, 3771691), (671, 2906057), (803, 2428349), (847, 2302201), (1331, 1465037), (2867, 680141), (3431, 568337), (3619, 538813), (4453, 437899), (4697, 415151), (5621, 346907), (5687, 342881), (7381, 264187), (8833, 220759), (9317, 209291), (20069, 97163), (24017, 81191), (31171, 62557), (31537, 61831), (37741, 51667), (39809, 48983)]