309718767

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{823}}^1$

素因数の和:1047

約数の個数: 32

約数和(自身を含む): 449943552

約数和(自身を除く): 140224785

約数列:

[1, 3, 17, 47, 51, 141, 157, 471, 799, 823, 2397, 2469, 2669, 7379, 8007, 13991, 22137, 38681, 41973, 116043, 125443, 129211, 376329, 387633, 657577, 1972731, 2196587, 6072917, 6589761, 18218751, 103239589, 309718767]

約数ペア:

[(1, 309718767), (3, 103239589), (17, 18218751), (47, 6589761), (51, 6072917), (141, 2196587), (157, 1972731), (471, 657577), (799, 387633), (823, 376329), (2397, 129211), (2469, 125443), (2669, 116043), (7379, 41973), (8007, 38681), (13991, 22137)]