31384468451

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{32971}}^1$

素因数の和:33435

約数の個数: 32

約数和(自身を含む): 40072849920

約数和(自身を除く): 8688381469

約数列:

[1, 7, 17, 19, 119, 133, 323, 421, 2261, 2947, 7157, 7999, 32971, 50099, 55993, 135983, 230797, 560507, 626449, 951881, 3923549, 4385143, 10649633, 13880791, 74547431, 97165537, 235973447, 263735029, 1651814129, 1846145203, 4483495493, 31384468451]

約数ペア:

[(1, 31384468451), (7, 4483495493), (17, 1846145203), (19, 1651814129), (119, 263735029), (133, 235973447), (323, 97165537), (421, 74547431), (2261, 13880791), (2947, 10649633), (7157, 4385143), (7999, 3923549), (32971, 951881), (50099, 626449), (55993, 560507), (135983, 230797)]