201628371

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 323860992

約数和(自身を除く): 122232621

約数列:

[1, 3, 7, 21, 31, 93, 97, 103, 217, 291, 309, 651, 679, 721, 961, 2037, 2163, 2883, 3007, 3193, 6727, 9021, 9579, 9991, 20181, 21049, 22351, 29973, 63147, 67053, 69937, 93217, 98983, 209811, 279651, 296949, 309721, 652519, 692881, 929163, 1957557, 2078643, 2168047, 6504141, 9601351, 28804053, 67209457, 201628371]

約数ペア:

[(1, 201628371), (3, 67209457), (7, 28804053), (21, 9601351), (31, 6504141), (93, 2168047), (97, 2078643), (103, 1957557), (217, 929163), (291, 692881), (309, 652519), (651, 309721), (679, 296949), (721, 279651), (961, 209811), (2037, 98983), (2163, 93217), (2883, 69937), (3007, 67053), (3193, 63147), (6727, 29973), (9021, 22351), (9579, 21049), (9991, 20181)]