406972071

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{57899}}^1$

素因数の和:57987

約数の個数: 24

約数和(自身を含む): 650332800

約数和(自身を除く): 243360729

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 7029, 57899, 173697, 521091, 636889, 1910667, 4110829, 5732001, 12332487, 36997461, 45219119, 135657357, 406972071]

約数ペア:

[(1, 406972071), (3, 135657357), (9, 45219119), (11, 36997461), (33, 12332487), (71, 5732001), (99, 4110829), (213, 1910667), (639, 636889), (781, 521091), (2343, 173697), (7029, 57899)]