666886836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{721739}}^1$

素因数の和:721764

約数の個数: 48

約数和(自身を含む): 1940037120

約数和(自身を除く): 1273150284

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 721739, 1443478, 2165217, 2886956, 4330434, 5052173, 7939129, 8660868, 10104346, 15156519, 15878258, 20208692, 23817387, 30313038, 31756516, 47634774, 55573903, 60626076, 95269548, 111147806, 166721709, 222295612, 333443418, 666886836]

約数ペア:

[(1, 666886836), (2, 333443418), (3, 222295612), (4, 166721709), (6, 111147806), (7, 95269548), (11, 60626076), (12, 55573903), (14, 47634774), (21, 31756516), (22, 30313038), (28, 23817387), (33, 20208692), (42, 15878258), (44, 15156519), (66, 10104346), (77, 8660868), (84, 7939129), (132, 5052173), (154, 4330434), (231, 2886956), (308, 2165217), (462, 1443478), (924, 721739)]