1309185

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 2321280

約数和(自身を除く): 1012095

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 619, 705, 1857, 2115, 3095, 5571, 9285, 27855, 29093, 87279, 145465, 261837, 436395, 1309185]

約数ペア:

[(1, 1309185), (3, 436395), (5, 261837), (9, 145465), (15, 87279), (45, 29093), (47, 27855), (141, 9285), (235, 5571), (423, 3095), (619, 2115), (705, 1857)]