31470519

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 46033920

約数和(自身を除く): 14563401

約数列:

[1, 3, 17, 51, 73, 79, 107, 219, 237, 321, 1241, 1343, 1819, 3723, 4029, 5457, 5767, 7811, 8453, 17301, 23433, 25359, 98039, 132787, 143701, 294117, 398361, 431103, 617069, 1851207, 10490173, 31470519]

約数ペア:

[(1, 31470519), (3, 10490173), (17, 1851207), (51, 617069), (73, 431103), (79, 398361), (107, 294117), (219, 143701), (237, 132787), (321, 98039), (1241, 25359), (1343, 23433), (1819, 17301), (3723, 8453), (4029, 7811), (5457, 5767)]