820047774

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{48449}}^1$

素因数の和:48505

約数の個数: 64

約数和(自身を含む): 2083737600

約数和(自身を除く): 1263689826

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 546, 651, 806, 1209, 1302, 2418, 2821, 5642, 8463, 16926, 48449, 96898, 145347, 290694, 339143, 629837, 678286, 1017429, 1259674, 1501919, 1889511, 2034858, 3003838, 3779022, 4408859, 4505757, 8817718, 9011514, 10513433, 13226577, 19524947, 21026866, 26453154, 31540299, 39049894, 58574841, 63080598, 117149682, 136674629, 273349258, 410023887, 820047774]

約数ペア:

[(1, 820047774), (2, 410023887), (3, 273349258), (6, 136674629), (7, 117149682), (13, 63080598), (14, 58574841), (21, 39049894), (26, 31540299), (31, 26453154), (39, 21026866), (42, 19524947), (62, 13226577), (78, 10513433), (91, 9011514), (93, 8817718), (182, 4505757), (186, 4408859), (217, 3779022), (273, 3003838), (403, 2034858), (434, 1889511), (546, 1501919), (651, 1259674), (806, 1017429), (1209, 678286), (1302, 629837), (2418, 339143), (2821, 290694), (5642, 145347), (8463, 96898), (16926, 48449)]