217967412

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{4673}}^1$

素因数の和:4729

約数の個数: 72

約数和(自身を含む): 574789824

約数和(自身を除く): 356822412

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 169, 276, 299, 338, 507, 598, 676, 897, 1014, 1196, 1794, 2028, 3588, 3887, 4673, 7774, 9346, 11661, 14019, 15548, 18692, 23322, 28038, 46644, 56076, 60749, 107479, 121498, 182247, 214958, 242996, 322437, 364494, 429916, 644874, 728988, 789737, 1289748, 1397227, 1579474, 2369211, 2794454, 3158948, 4191681, 4738422, 5588908, 8383362, 9476844, 16766724, 18163951, 36327902, 54491853, 72655804, 108983706, 217967412]

約数ペア:

[(1, 217967412), (2, 108983706), (3, 72655804), (4, 54491853), (6, 36327902), (12, 18163951), (13, 16766724), (23, 9476844), (26, 8383362), (39, 5588908), (46, 4738422), (52, 4191681), (69, 3158948), (78, 2794454), (92, 2369211), (138, 1579474), (156, 1397227), (169, 1289748), (276, 789737), (299, 728988), (338, 644874), (507, 429916), (598, 364494), (676, 322437), (897, 242996), (1014, 214958), (1196, 182247), (1794, 121498), (2028, 107479), (3588, 60749), (3887, 56076), (4673, 46644), (7774, 28038), (9346, 23322), (11661, 18692), (14019, 15548)]