68143894

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 133668864

約数和(自身を除く): 65524970

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 73, 91, 146, 161, 182, 223, 299, 322, 446, 511, 598, 949, 1022, 1561, 1679, 1898, 2093, 2899, 3122, 3358, 4186, 5129, 5798, 6643, 10258, 11753, 13286, 16279, 20293, 21827, 23506, 32558, 35903, 40586, 43654, 66677, 71806, 113953, 133354, 152789, 211627, 227906, 305578, 374417, 423254, 466739, 748834, 933478, 1481389, 2620919, 2962778, 4867421, 5241838, 9734842, 34071947, 68143894]

約数ペア:

[(1, 68143894), (2, 34071947), (7, 9734842), (13, 5241838), (14, 4867421), (23, 2962778), (26, 2620919), (46, 1481389), (73, 933478), (91, 748834), (146, 466739), (161, 423254), (182, 374417), (223, 305578), (299, 227906), (322, 211627), (446, 152789), (511, 133354), (598, 113953), (949, 71806), (1022, 66677), (1561, 43654), (1679, 40586), (1898, 35903), (2093, 32558), (2899, 23506), (3122, 21827), (3358, 20293), (4186, 16279), (5129, 13286), (5798, 11753), (6643, 10258)]