71303804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 151506432

約数和(自身を除く): 80202628

約数列:

[1, 2, 4, 11, 13, 22, 26, 43, 44, 52, 86, 143, 169, 172, 223, 286, 338, 446, 473, 559, 572, 676, 892, 946, 1118, 1859, 1892, 2236, 2453, 2899, 3718, 4906, 5798, 6149, 7267, 7436, 9589, 9812, 11596, 12298, 14534, 19178, 24596, 29068, 31889, 37687, 38356, 63778, 75374, 79937, 105479, 124657, 127556, 150748, 159874, 210958, 249314, 319748, 414557, 421916, 498628, 829114, 1371227, 1620541, 1658228, 2742454, 3241082, 5484908, 6482164, 17825951, 35651902, 71303804]

約数ペア:

[(1, 71303804), (2, 35651902), (4, 17825951), (11, 6482164), (13, 5484908), (22, 3241082), (26, 2742454), (43, 1658228), (44, 1620541), (52, 1371227), (86, 829114), (143, 498628), (169, 421916), (172, 414557), (223, 319748), (286, 249314), (338, 210958), (446, 159874), (473, 150748), (559, 127556), (572, 124657), (676, 105479), (892, 79937), (946, 75374), (1118, 63778), (1859, 38356), (1892, 37687), (2236, 31889), (2453, 29068), (2899, 24596), (3718, 19178), (4906, 14534), (5798, 12298), (6149, 11596), (7267, 9812), (7436, 9589)]