23722223

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 32

約数和(自身を含む): 30105600

約数和(自身を除く): 6383377

約数列:

[1, 7, 23, 31, 49, 97, 161, 217, 343, 679, 713, 1127, 1519, 2231, 3007, 4753, 4991, 7889, 10633, 15617, 21049, 33271, 34937, 69161, 109319, 147343, 244559, 484127, 765233, 1031401, 3388889, 23722223]

約数ペア:

[(1, 23722223), (7, 3388889), (23, 1031401), (31, 765233), (49, 484127), (97, 244559), (161, 147343), (217, 109319), (343, 69161), (679, 34937), (713, 33271), (1127, 21049), (1519, 15617), (2231, 10633), (3007, 7889), (4753, 4991)]