68345235

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2333}}^1$

素因数の和:2385

約数の個数: 64

約数和(自身を含む): 143400960

約数和(自身を除く): 75055725

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 155, 189, 217, 279, 315, 465, 651, 837, 945, 1085, 1395, 1953, 2333, 3255, 4185, 5859, 6999, 9765, 11665, 16331, 20997, 29295, 34995, 48993, 62991, 72323, 81655, 104985, 146979, 216969, 244965, 314955, 361615, 440937, 506261, 650907, 734895, 1084845, 1518783, 1952721, 2204685, 2531305, 3254535, 4556349, 7593915, 9763605, 13669047, 22781745, 68345235]

約数ペア:

[(1, 68345235), (3, 22781745), (5, 13669047), (7, 9763605), (9, 7593915), (15, 4556349), (21, 3254535), (27, 2531305), (31, 2204685), (35, 1952721), (45, 1518783), (63, 1084845), (93, 734895), (105, 650907), (135, 506261), (155, 440937), (189, 361615), (217, 314955), (279, 244965), (315, 216969), (465, 146979), (651, 104985), (837, 81655), (945, 72323), (1085, 62991), (1395, 48993), (1953, 34995), (2333, 29295), (3255, 20997), (4185, 16331), (5859, 11665), (6999, 9765)]