13643945

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1049

約数の個数: 32

約数和(自身を含む): 20694528

約数和(自身を除く): 7050583

約数列:

[1, 5, 7, 17, 23, 35, 85, 115, 119, 161, 391, 595, 805, 997, 1955, 2737, 4985, 6979, 13685, 16949, 22931, 34895, 84745, 114655, 118643, 160517, 389827, 593215, 802585, 1949135, 2728789, 13643945]

約数ペア:

[(1, 13643945), (5, 2728789), (7, 1949135), (17, 802585), (23, 593215), (35, 389827), (85, 160517), (115, 118643), (119, 114655), (161, 84745), (391, 34895), (595, 22931), (805, 16949), (997, 13685), (1955, 6979), (2737, 4985)]