31415704916

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1\times {\mathrm{2131}}^1$

素因数の和:4176

約数の個数: 48

約数和(自身を含む): 57737971200

約数和(自身を除く): 26322266284

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 1949, 2131, 3782, 3898, 4262, 7564, 7796, 8524, 60419, 66061, 118889, 120838, 129991, 132122, 237778, 241676, 259982, 264244, 475556, 519964, 3685559, 4029721, 4153319, 7371118, 8059442, 8306638, 14742236, 16118884, 16613276, 128752889, 253352459, 257505778, 506704918, 515011556, 1013409836, 7853926229, 15707852458, 31415704916]

約数ペア:

[(1, 31415704916), (2, 15707852458), (4, 7853926229), (31, 1013409836), (61, 515011556), (62, 506704918), (122, 257505778), (124, 253352459), (244, 128752889), (1891, 16613276), (1949, 16118884), (2131, 14742236), (3782, 8306638), (3898, 8059442), (4262, 7371118), (7564, 4153319), (7796, 4029721), (8524, 3685559), (60419, 519964), (66061, 475556), (118889, 264244), (120838, 259982), (129991, 241676), (132122, 237778)]