397104279

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{541}}^1$

素因数の和:656

約数の個数: 64

約数和(自身を含む): 655603200

約数和(自身を除く): 258498921

約数列:

[1, 3, 11, 13, 29, 33, 39, 59, 87, 143, 177, 319, 377, 429, 541, 649, 767, 957, 1131, 1623, 1711, 1947, 2301, 4147, 5133, 5951, 7033, 8437, 12441, 15689, 17853, 18821, 21099, 22243, 25311, 31919, 47067, 56463, 66729, 77363, 95757, 172579, 203957, 232089, 244673, 351109, 414947, 517737, 611871, 734019, 925651, 1053327, 1244841, 2243527, 2776953, 4564417, 6730581, 10182161, 12033463, 13693251, 30546483, 36100389, 132368093, 397104279]

約数ペア:

[(1, 397104279), (3, 132368093), (11, 36100389), (13, 30546483), (29, 13693251), (33, 12033463), (39, 10182161), (59, 6730581), (87, 4564417), (143, 2776953), (177, 2243527), (319, 1244841), (377, 1053327), (429, 925651), (541, 734019), (649, 611871), (767, 517737), (957, 414947), (1131, 351109), (1623, 244673), (1711, 232089), (1947, 203957), (2301, 172579), (4147, 95757), (5133, 77363), (5951, 66729), (7033, 56463), (8437, 47067), (12441, 31919), (15689, 25311), (17853, 22243), (18821, 21099)]