979156906

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2129}}^1$

素因数の和:2196

約数の個数: 72

約数和(自身を含む): 1942802820

約数和(自身を除く): 963645914

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 182, 247, 266, 361, 494, 637, 722, 931, 1274, 1729, 1862, 2129, 2527, 3458, 4258, 4693, 5054, 9386, 12103, 14903, 17689, 24206, 27677, 29806, 32851, 35378, 40451, 55354, 65702, 80902, 104321, 193739, 208642, 229957, 283157, 387478, 459914, 525863, 566314, 768569, 1051726, 1356173, 1537138, 1982099, 2712346, 3681041, 3964198, 5379983, 7362082, 9991397, 10759966, 19982794, 25767287, 37659881, 51534574, 69939779, 75319762, 139879558, 489578453, 979156906]

約数ペア:

[(1, 979156906), (2, 489578453), (7, 139879558), (13, 75319762), (14, 69939779), (19, 51534574), (26, 37659881), (38, 25767287), (49, 19982794), (91, 10759966), (98, 9991397), (133, 7362082), (182, 5379983), (247, 3964198), (266, 3681041), (361, 2712346), (494, 1982099), (637, 1537138), (722, 1356173), (931, 1051726), (1274, 768569), (1729, 566314), (1862, 525863), (2129, 459914), (2527, 387478), (3458, 283157), (4258, 229957), (4693, 208642), (5054, 193739), (9386, 104321), (12103, 80902), (14903, 65702), (17689, 55354), (24206, 40451), (27677, 35378), (29806, 32851)]