209883674

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2557}}^1$

素因数の和:2631

約数の個数: 64

約数和(自身を含む): 433181952

約数和(自身を除く): 223298278

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 41, 77, 82, 91, 143, 154, 182, 286, 287, 451, 533, 574, 902, 1001, 1066, 2002, 2557, 3157, 3731, 5114, 5863, 6314, 7462, 11726, 17899, 28127, 33241, 35798, 41041, 56254, 66482, 82082, 104837, 196889, 209674, 232687, 365651, 393778, 465374, 731302, 733859, 1153207, 1362881, 1467718, 2306414, 2559557, 2725762, 5119114, 8072449, 9540167, 14991691, 16144898, 19080334, 29983382, 104941837, 209883674]

約数ペア:

[(1, 209883674), (2, 104941837), (7, 29983382), (11, 19080334), (13, 16144898), (14, 14991691), (22, 9540167), (26, 8072449), (41, 5119114), (77, 2725762), (82, 2559557), (91, 2306414), (143, 1467718), (154, 1362881), (182, 1153207), (286, 733859), (287, 731302), (451, 465374), (533, 393778), (574, 365651), (902, 232687), (1001, 209674), (1066, 196889), (2002, 104837), (2557, 82082), (3157, 66482), (3731, 56254), (5114, 41041), (5863, 35798), (6314, 33241), (7462, 28127), (11726, 17899)]