138471615

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{397}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 251828928

約数和(自身を除く): 113357313

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 337, 345, 397, 1011, 1035, 1191, 1685, 1985, 3033, 3573, 5055, 5955, 7751, 9131, 15165, 17865, 23253, 27393, 38755, 45655, 69759, 82179, 116265, 133789, 136965, 348795, 401367, 410895, 668945, 1204101, 2006835, 3077147, 6020505, 9231441, 15385735, 27694323, 46157205, 138471615]

約数ペア:

[(1, 138471615), (3, 46157205), (5, 27694323), (9, 15385735), (15, 9231441), (23, 6020505), (45, 3077147), (69, 2006835), (115, 1204101), (207, 668945), (337, 410895), (345, 401367), (397, 348795), (1011, 136965), (1035, 133789), (1191, 116265), (1685, 82179), (1985, 69759), (3033, 45655), (3573, 38755), (5055, 27393), (5955, 23253), (7751, 17865), (9131, 15165)]