31757206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^3\times {\mathrm{41}}^1$

素因数の和:149

約数の個数: 32

約数和(自身を含む): 54302976

約数和(自身を除く): 22545770

約数列:

[1, 2, 13, 26, 31, 41, 62, 82, 403, 533, 806, 961, 1066, 1271, 1922, 2542, 12493, 16523, 24986, 29791, 33046, 39401, 59582, 78802, 387283, 512213, 774566, 1024426, 1221431, 2442862, 15878603, 31757206]

約数ペア:

[(1, 31757206), (2, 15878603), (13, 2442862), (26, 1221431), (31, 1024426), (41, 774566), (62, 512213), (82, 387283), (403, 78802), (533, 59582), (806, 39401), (961, 33046), (1066, 29791), (1271, 24986), (1922, 16523), (2542, 12493)]