489651344

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{3467}}^1$

素因数の和:3592

約数の個数: 80

約数和(自身を含む): 1180007808

約数和(自身を除く): 690356464

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 97, 104, 112, 182, 194, 208, 364, 388, 679, 728, 776, 1261, 1358, 1456, 1552, 2522, 2716, 3467, 5044, 5432, 6934, 8827, 10088, 10864, 13868, 17654, 20176, 24269, 27736, 35308, 45071, 48538, 55472, 70616, 90142, 97076, 141232, 180284, 194152, 315497, 336299, 360568, 388304, 630994, 672598, 721136, 1261988, 1345196, 2354093, 2523976, 2690392, 4371887, 4708186, 5047952, 5380784, 8743774, 9416372, 17487548, 18832744, 30603209, 34975096, 37665488, 61206418, 69950192, 122412836, 244825672, 489651344]

約数ペア:

[(1, 489651344), (2, 244825672), (4, 122412836), (7, 69950192), (8, 61206418), (13, 37665488), (14, 34975096), (16, 30603209), (26, 18832744), (28, 17487548), (52, 9416372), (56, 8743774), (91, 5380784), (97, 5047952), (104, 4708186), (112, 4371887), (182, 2690392), (194, 2523976), (208, 2354093), (364, 1345196), (388, 1261988), (679, 721136), (728, 672598), (776, 630994), (1261, 388304), (1358, 360568), (1456, 336299), (1552, 315497), (2522, 194152), (2716, 180284), (3467, 141232), (5044, 97076), (5432, 90142), (6934, 70616), (8827, 55472), (10088, 48538), (10864, 45071), (13868, 35308), (17654, 27736), (20176, 24269)]