12538721377

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1187}}^1$

素因数の和:1347

約数の個数: 64

約数和(自身を含む): 16605388800

約数和(自身を除く): 4066667423

約数列:

[1, 7, 13, 23, 49, 91, 103, 161, 299, 343, 637, 721, 1127, 1187, 1339, 2093, 2369, 4459, 5047, 7889, 8309, 9373, 14651, 15431, 16583, 27301, 30797, 35329, 58163, 65611, 102557, 108017, 116081, 122261, 191107, 215579, 354913, 407141, 459277, 756119, 812567, 855827, 1337749, 1509053, 1589393, 2484391, 2812003, 5292833, 5990789, 9364243, 10563371, 11125751, 17390737, 19684021, 36556039, 41935523, 77880257, 121735159, 137788147, 255892273, 545161799, 964517029, 1791245911, 12538721377]

約数ペア:

[(1, 12538721377), (7, 1791245911), (13, 964517029), (23, 545161799), (49, 255892273), (91, 137788147), (103, 121735159), (161, 77880257), (299, 41935523), (343, 36556039), (637, 19684021), (721, 17390737), (1127, 11125751), (1187, 10563371), (1339, 9364243), (2093, 5990789), (2369, 5292833), (4459, 2812003), (5047, 2484391), (7889, 1589393), (8309, 1509053), (9373, 1337749), (14651, 855827), (15431, 812567), (16583, 756119), (27301, 459277), (30797, 407141), (35329, 354913), (58163, 215579), (65611, 191107), (102557, 122261), (108017, 116081)]