31749111

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 48660480

約数和(自身を除く): 16911369

約数列:

[1, 3, 9, 27, 47, 127, 141, 197, 381, 423, 591, 1143, 1269, 1773, 3429, 5319, 5969, 9259, 17907, 25019, 27777, 53721, 75057, 83331, 161163, 225171, 249993, 675513, 1175893, 3527679, 10583037, 31749111]

約数ペア:

[(1, 31749111), (3, 10583037), (9, 3527679), (27, 1175893), (47, 675513), (127, 249993), (141, 225171), (197, 161163), (381, 83331), (423, 75057), (591, 53721), (1143, 27777), (1269, 25019), (1773, 17907), (3429, 9259), (5319, 5969)]