1321331648

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{32411}}^1$

素因数の和:32450

約数の個数: 84

約数和(自身を含む): 3284826552

約数和(自身を除く): 1963494904

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 448, 637, 728, 784, 832, 1274, 1456, 1568, 2548, 2912, 3136, 5096, 5824, 10192, 20384, 32411, 40768, 64822, 129644, 226877, 259288, 421343, 453754, 518576, 842686, 907508, 1037152, 1588139, 1685372, 1815016, 2074304, 2949401, 3176278, 3370744, 3630032, 5898802, 6352556, 6741488, 7260064, 11797604, 12705112, 13482976, 14520128, 20645807, 23595208, 25410224, 26965952, 41291614, 47190416, 50820448, 82583228, 94380832, 101640896, 165166456, 188761664, 330332912, 660665824, 1321331648]

約数ペア:

[(1, 1321331648), (2, 660665824), (4, 330332912), (7, 188761664), (8, 165166456), (13, 101640896), (14, 94380832), (16, 82583228), (26, 50820448), (28, 47190416), (32, 41291614), (49, 26965952), (52, 25410224), (56, 23595208), (64, 20645807), (91, 14520128), (98, 13482976), (104, 12705112), (112, 11797604), (182, 7260064), (196, 6741488), (208, 6352556), (224, 5898802), (364, 3630032), (392, 3370744), (416, 3176278), (448, 2949401), (637, 2074304), (728, 1815016), (784, 1685372), (832, 1588139), (1274, 1037152), (1456, 907508), (1568, 842686), (2548, 518576), (2912, 453754), (3136, 421343), (5096, 259288), (5824, 226877), (10192, 129644), (20384, 64822), (32411, 40768)]