228672899

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2789}}^1$

素因数の和:2879

約数の個数: 32

約数和(自身を含む): 303730560

約数和(自身を除く): 75057661

約数列:

[1, 7, 13, 17, 53, 91, 119, 221, 371, 689, 901, 1547, 2789, 4823, 6307, 11713, 19523, 36257, 47413, 81991, 147817, 253799, 331891, 616369, 1034719, 1921621, 2512889, 4314583, 13451347, 17590223, 32667557, 228672899]

約数ペア:

[(1, 228672899), (7, 32667557), (13, 17590223), (17, 13451347), (53, 4314583), (91, 2512889), (119, 1921621), (221, 1034719), (371, 616369), (689, 331891), (901, 253799), (1547, 147817), (2789, 81991), (4823, 47413), (6307, 36257), (11713, 19523)]