71479317

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2447}}^1$

素因数の和:2577

約数の個数: 32

約数和(自身を含む): 118444032

約数和(自身を除く): 46964715

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 273, 321, 749, 1391, 2247, 2447, 4173, 7341, 9737, 17129, 29211, 31811, 51387, 95433, 222677, 261829, 668031, 785487, 1832803, 3403777, 5498409, 10211331, 23826439, 71479317]

約数ペア:

[(1, 71479317), (3, 23826439), (7, 10211331), (13, 5498409), (21, 3403777), (39, 1832803), (91, 785487), (107, 668031), (273, 261829), (321, 222677), (749, 95433), (1391, 51387), (2247, 31811), (2447, 29211), (4173, 17129), (7341, 9737)]