31312407

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{269}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 50181120

約数和(自身を除く): 18868713

約数列:

[1, 3, 7, 21, 23, 69, 161, 241, 269, 483, 723, 807, 1687, 1883, 5061, 5543, 5649, 6187, 16629, 18561, 38801, 43309, 64829, 116403, 129927, 194487, 453803, 1361409, 1491067, 4473201, 10437469, 31312407]

約数ペア:

[(1, 31312407), (3, 10437469), (7, 4473201), (21, 1491067), (23, 1361409), (69, 453803), (161, 194487), (241, 129927), (269, 116403), (483, 64829), (723, 43309), (807, 38801), (1687, 18561), (1883, 16629), (5061, 6187), (5543, 5649)]