28922015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 38719296

約数和(自身を除く): 9797281

約数列:

[1, 5, 17, 41, 43, 85, 193, 205, 215, 697, 731, 965, 1763, 3281, 3485, 3655, 7913, 8299, 8815, 16405, 29971, 39565, 41495, 134521, 141083, 149855, 340259, 672605, 705415, 1701295, 5784403, 28922015]

約数ペア:

[(1, 28922015), (5, 5784403), (17, 1701295), (41, 705415), (43, 672605), (85, 340259), (193, 149855), (205, 141083), (215, 134521), (697, 41495), (731, 39565), (965, 29971), (1763, 16405), (3281, 8815), (3485, 8299), (3655, 7913)]