2642409

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:99

約数の個数: 64

約数和(自身を含む): 5160960

約数和(自身を除く): 2518551

約数列:

[1, 3, 7, 9, 11, 21, 27, 31, 33, 41, 63, 77, 93, 99, 123, 189, 217, 231, 279, 287, 297, 341, 369, 451, 651, 693, 837, 861, 1023, 1107, 1271, 1353, 1953, 2079, 2387, 2583, 3069, 3157, 3813, 4059, 5859, 7161, 7749, 8897, 9207, 9471, 11439, 12177, 13981, 21483, 26691, 28413, 34317, 41943, 64449, 80073, 85239, 97867, 125829, 240219, 293601, 377487, 880803, 2642409]

約数ペア:

[(1, 2642409), (3, 880803), (7, 377487), (9, 293601), (11, 240219), (21, 125829), (27, 97867), (31, 85239), (33, 80073), (41, 64449), (63, 41943), (77, 34317), (93, 28413), (99, 26691), (123, 21483), (189, 13981), (217, 12177), (231, 11439), (279, 9471), (287, 9207), (297, 8897), (341, 7749), (369, 7161), (451, 5859), (651, 4059), (693, 3813), (837, 3157), (861, 3069), (1023, 2583), (1107, 2387), (1271, 2079), (1353, 1953)]