61721282

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 113762880

約数和(自身を除く): 52041598

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 139, 161, 197, 278, 322, 394, 973, 1127, 1379, 1946, 2254, 2758, 3197, 4531, 6394, 6811, 9062, 9653, 13622, 19306, 22379, 27383, 31717, 44758, 54766, 63434, 156653, 191681, 222019, 313306, 383362, 444038, 629809, 1259618, 1341767, 2683534, 4408663, 8817326, 30860641, 61721282]

約数ペア:

[(1, 61721282), (2, 30860641), (7, 8817326), (14, 4408663), (23, 2683534), (46, 1341767), (49, 1259618), (98, 629809), (139, 444038), (161, 383362), (197, 313306), (278, 222019), (322, 191681), (394, 156653), (973, 63434), (1127, 54766), (1379, 44758), (1946, 31717), (2254, 27383), (2758, 22379), (3197, 19306), (4531, 13622), (6394, 9653), (6811, 9062)]