12818841

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 21450240

約数和(自身を除く): 8631399

約数列:

[1, 3, 7, 21, 29, 31, 49, 87, 93, 97, 147, 203, 217, 291, 609, 651, 679, 899, 1421, 1519, 2037, 2697, 2813, 3007, 4263, 4557, 4753, 6293, 8439, 9021, 14259, 18879, 19691, 21049, 44051, 59073, 63147, 87203, 132153, 137837, 147343, 261609, 413511, 442029, 610421, 1831263, 4272947, 12818841]

約数ペア:

[(1, 12818841), (3, 4272947), (7, 1831263), (21, 610421), (29, 442029), (31, 413511), (49, 261609), (87, 147343), (93, 137837), (97, 132153), (147, 87203), (203, 63147), (217, 59073), (291, 44051), (609, 21049), (651, 19691), (679, 18879), (899, 14259), (1421, 9021), (1519, 8439), (2037, 6293), (2697, 4753), (2813, 4557), (3007, 4263)]