30902949

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2347}}^1$

素因数の和:2390

約数の個数: 48

約数和(自身を含む): 58606080

約数和(自身を除く): 27703131

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 399, 627, 693, 1197, 1463, 1881, 2347, 4389, 7041, 13167, 16429, 21123, 25817, 44593, 49287, 77451, 133779, 147861, 180719, 232353, 312151, 401337, 490523, 542157, 936453, 1471569, 1626471, 2809359, 3433661, 4414707, 10300983, 30902949]

約数ペア:

[(1, 30902949), (3, 10300983), (7, 4414707), (9, 3433661), (11, 2809359), (19, 1626471), (21, 1471569), (33, 936453), (57, 542157), (63, 490523), (77, 401337), (99, 312151), (133, 232353), (171, 180719), (209, 147861), (231, 133779), (399, 77451), (627, 49287), (693, 44593), (1197, 25817), (1463, 21123), (1881, 16429), (2347, 13167), (4389, 7041)]