31797297

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 54587520

約数和(自身を除く): 22790223

約数列:

[1, 3, 7, 9, 21, 53, 63, 89, 107, 159, 267, 321, 371, 477, 623, 749, 801, 963, 1113, 1869, 2247, 3339, 4717, 5607, 5671, 6741, 9523, 14151, 17013, 28569, 33019, 39697, 42453, 51039, 66661, 85707, 99057, 119091, 199983, 297171, 357273, 504719, 599949, 1514157, 3533033, 4542471, 10599099, 31797297]

約数ペア:

[(1, 31797297), (3, 10599099), (7, 4542471), (9, 3533033), (21, 1514157), (53, 599949), (63, 504719), (89, 357273), (107, 297171), (159, 199983), (267, 119091), (321, 99057), (371, 85707), (477, 66661), (623, 51039), (749, 42453), (801, 39697), (963, 33019), (1113, 28569), (1869, 17013), (2247, 14151), (3339, 9523), (4717, 6741), (5607, 5671)]