191601487

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 247048704

約数和(自身を除く): 55447217

約数列:

[1, 7, 11, 41, 77, 137, 287, 443, 451, 959, 1507, 3101, 3157, 4873, 5617, 10549, 18163, 34111, 39319, 60691, 61787, 127141, 199793, 424837, 432509, 667601, 1398551, 2488331, 4673207, 17418317, 27371641, 191601487]

約数ペア:

[(1, 191601487), (7, 27371641), (11, 17418317), (41, 4673207), (77, 2488331), (137, 1398551), (287, 667601), (443, 432509), (451, 424837), (959, 199793), (1507, 127141), (3101, 61787), (3157, 60691), (4873, 39319), (5617, 34111), (10549, 18163)]