1381065

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{1879}}^1$

素因数の和:1901

約数の個数: 24

約数和(自身を含む): 2571840

約数和(自身を除く): 1190775

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 1879, 5637, 9395, 13153, 28185, 39459, 65765, 92071, 197295, 276213, 460355, 1381065]

約数ペア:

[(1, 1381065), (3, 460355), (5, 276213), (7, 197295), (15, 92071), (21, 65765), (35, 39459), (49, 28185), (105, 13153), (147, 9395), (245, 5637), (735, 1879)]