81954474

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1973}}^1$

素因数の和:2051

約数の個数: 64

約数和(自身を含む): 200116224

約数和(自身を除く): 118161750

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 43, 46, 69, 86, 129, 138, 161, 258, 301, 322, 483, 602, 903, 966, 989, 1806, 1973, 1978, 2967, 3946, 5919, 5934, 6923, 11838, 13811, 13846, 20769, 27622, 41433, 41538, 45379, 82866, 84839, 90758, 136137, 169678, 254517, 272274, 317653, 509034, 593873, 635306, 952959, 1187746, 1781619, 1905918, 1951297, 3563238, 3902594, 5853891, 11707782, 13659079, 27318158, 40977237, 81954474]

約数ペア:

[(1, 81954474), (2, 40977237), (3, 27318158), (6, 13659079), (7, 11707782), (14, 5853891), (21, 3902594), (23, 3563238), (42, 1951297), (43, 1905918), (46, 1781619), (69, 1187746), (86, 952959), (129, 635306), (138, 593873), (161, 509034), (258, 317653), (301, 272274), (322, 254517), (483, 169678), (602, 136137), (903, 90758), (966, 84839), (989, 82866), (1806, 45379), (1973, 41538), (1978, 41433), (2967, 27622), (3946, 20769), (5919, 13846), (5934, 13811), (6923, 11838)]