31166109

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 50909040

約数和(自身を除く): 19742931

約数列:

[1, 3, 9, 13, 39, 41, 73, 89, 117, 123, 219, 267, 369, 533, 657, 801, 949, 1157, 1599, 2847, 2993, 3471, 3649, 4797, 6497, 8541, 8979, 10413, 10947, 19491, 26937, 32841, 38909, 47437, 58473, 84461, 116727, 142311, 253383, 266377, 350181, 426933, 760149, 799131, 2397393, 3462901, 10388703, 31166109]

約数ペア:

[(1, 31166109), (3, 10388703), (9, 3462901), (13, 2397393), (39, 799131), (41, 760149), (73, 426933), (89, 350181), (117, 266377), (123, 253383), (219, 142311), (267, 116727), (369, 84461), (533, 58473), (657, 47437), (801, 38909), (949, 32841), (1157, 26937), (1599, 19491), (2847, 10947), (2993, 10413), (3471, 8979), (3649, 8541), (4797, 6497)]