31893918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 75644928

約数和(自身を除く): 43751010

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 107, 141, 151, 214, 282, 302, 321, 329, 453, 642, 658, 749, 906, 987, 1057, 1498, 1974, 2114, 2247, 3171, 4494, 5029, 6342, 7097, 10058, 14194, 15087, 16157, 21291, 30174, 32314, 35203, 42582, 48471, 49679, 70406, 96942, 99358, 105609, 113099, 149037, 211218, 226198, 298074, 339297, 678594, 759379, 1518758, 2278137, 4556274, 5315653, 10631306, 15946959, 31893918]

約数ペア:

[(1, 31893918), (2, 15946959), (3, 10631306), (6, 5315653), (7, 4556274), (14, 2278137), (21, 1518758), (42, 759379), (47, 678594), (94, 339297), (107, 298074), (141, 226198), (151, 211218), (214, 149037), (282, 113099), (302, 105609), (321, 99358), (329, 96942), (453, 70406), (642, 49679), (658, 48471), (749, 42582), (906, 35203), (987, 32314), (1057, 30174), (1498, 21291), (1974, 16157), (2114, 15087), (2247, 14194), (3171, 10058), (4494, 7097), (5029, 6342)]