2806065

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 4912128

約数和(自身を除く): 2106063

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 491, 635, 1143, 1473, 1905, 2455, 4419, 5715, 7365, 22095, 62357, 187071, 311785, 561213, 935355, 2806065]

約数ペア:

[(1, 2806065), (3, 935355), (5, 561213), (9, 311785), (15, 187071), (45, 62357), (127, 22095), (381, 7365), (491, 5715), (635, 4419), (1143, 2455), (1473, 1905)]