668839347

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 1135806672

約数和(自身を除く): 466967325

約数列:

[1, 3, 9, 11, 17, 33, 51, 97, 99, 153, 187, 241, 289, 291, 561, 723, 867, 873, 1067, 1649, 1683, 2169, 2601, 2651, 3179, 3201, 4097, 4947, 7953, 9537, 9603, 12291, 14841, 18139, 23377, 23859, 28033, 28611, 36873, 45067, 54417, 69649, 70131, 84099, 135201, 163251, 208947, 210393, 252297, 257147, 308363, 397409, 405603, 626841, 766139, 771441, 925089, 1192227, 2298417, 2314323, 2775267, 3576681, 4371499, 6755953, 6895251, 13114497, 20267859, 39343491, 60803577, 74315483, 222946449, 668839347]

約数ペア:

[(1, 668839347), (3, 222946449), (9, 74315483), (11, 60803577), (17, 39343491), (33, 20267859), (51, 13114497), (97, 6895251), (99, 6755953), (153, 4371499), (187, 3576681), (241, 2775267), (289, 2314323), (291, 2298417), (561, 1192227), (723, 925089), (867, 771441), (873, 766139), (1067, 626841), (1649, 405603), (1683, 397409), (2169, 308363), (2601, 257147), (2651, 252297), (3179, 210393), (3201, 208947), (4097, 163251), (4947, 135201), (7953, 84099), (9537, 70131), (9603, 69649), (12291, 54417), (14841, 45067), (18139, 36873), (23377, 28611), (23859, 28033)]