57680217

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 99665280

約数和(自身を除く): 41985063

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 131, 203, 241, 261, 393, 609, 723, 917, 1179, 1687, 1827, 2169, 2751, 3799, 5061, 6989, 8253, 11397, 15183, 20967, 26593, 31571, 34191, 48923, 62901, 79779, 94713, 146769, 220997, 239337, 284139, 440307, 662991, 915559, 1988973, 2746677, 6408913, 8240031, 19226739, 57680217]

約数ペア:

[(1, 57680217), (3, 19226739), (7, 8240031), (9, 6408913), (21, 2746677), (29, 1988973), (63, 915559), (87, 662991), (131, 440307), (203, 284139), (241, 239337), (261, 220997), (393, 146769), (609, 94713), (723, 79779), (917, 62901), (1179, 48923), (1687, 34191), (1827, 31571), (2169, 26593), (2751, 20967), (3799, 15183), (5061, 11397), (6989, 8253)]