18338385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{599}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 31852800

約数和(自身を除く): 13514415

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 471, 599, 785, 1797, 2041, 2355, 2995, 6123, 7787, 8985, 10205, 23361, 30615, 38935, 94043, 116805, 282129, 470215, 1222559, 1410645, 3667677, 6112795, 18338385]

約数ペア:

[(1, 18338385), (3, 6112795), (5, 3667677), (13, 1410645), (15, 1222559), (39, 470215), (65, 282129), (157, 116805), (195, 94043), (471, 38935), (599, 30615), (785, 23361), (1797, 10205), (2041, 8985), (2355, 7787), (2995, 6123)]