30243906

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21821}}^1$

素因数の和:21847

約数の個数: 48

約数和(自身を含む): 81701568

約数和(自身を除く): 51457662

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 21821, 43642, 65463, 130926, 152747, 196389, 240031, 305494, 392778, 458241, 480062, 720093, 916482, 1374723, 1440186, 1680217, 2160279, 2749446, 3360434, 4320558, 5040651, 10081302, 15121953, 30243906]

約数ペア:

[(1, 30243906), (2, 15121953), (3, 10081302), (6, 5040651), (7, 4320558), (9, 3360434), (11, 2749446), (14, 2160279), (18, 1680217), (21, 1440186), (22, 1374723), (33, 916482), (42, 720093), (63, 480062), (66, 458241), (77, 392778), (99, 305494), (126, 240031), (154, 196389), (198, 152747), (231, 130926), (462, 65463), (693, 43642), (1386, 21821)]