31920609

素因数分解:

$3^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 50483200

約数和(自身を除く): 18562591

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 343, 463, 469, 1029, 1389, 1407, 3241, 3283, 9723, 9849, 22687, 22981, 31021, 68061, 68943, 93063, 158809, 217147, 476427, 651441, 1520029, 4560087, 10640203, 31920609]

約数ペア:

[(1, 31920609), (3, 10640203), (7, 4560087), (21, 1520029), (49, 651441), (67, 476427), (147, 217147), (201, 158809), (343, 93063), (463, 68943), (469, 68061), (1029, 31021), (1389, 22981), (1407, 22687), (3241, 9849), (3283, 9723)]