291216724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1861}}^1$

素因数の和:1984

約数の個数: 48

約数和(自身を含む): 563068800

約数和(自身を除く): 271852076

約数列:

[1, 2, 4, 19, 29, 38, 58, 71, 76, 116, 142, 284, 551, 1102, 1349, 1861, 2059, 2204, 2698, 3722, 4118, 5396, 7444, 8236, 35359, 39121, 53969, 70718, 78242, 107938, 132131, 141436, 156484, 215876, 264262, 528524, 1025411, 2050822, 2510489, 3831799, 4101644, 5020978, 7663598, 10041956, 15327196, 72804181, 145608362, 291216724]

約数ペア:

[(1, 291216724), (2, 145608362), (4, 72804181), (19, 15327196), (29, 10041956), (38, 7663598), (58, 5020978), (71, 4101644), (76, 3831799), (116, 2510489), (142, 2050822), (284, 1025411), (551, 528524), (1102, 264262), (1349, 215876), (1861, 156484), (2059, 141436), (2204, 132131), (2698, 107938), (3722, 78242), (4118, 70718), (5396, 53969), (7444, 39121), (8236, 35359)]