209213628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{78889}}^1$

素因数の和:78926

約数の個数: 48

約数和(自身を含む): 556647840

約数和(自身を除く): 347434212

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 78889, 157778, 236667, 315556, 473334, 946668, 1025557, 1341113, 2051114, 2682226, 3076671, 4023339, 4102228, 5364452, 6153342, 8046678, 12306684, 16093356, 17434469, 34868938, 52303407, 69737876, 104606814, 209213628]

約数ペア:

[(1, 209213628), (2, 104606814), (3, 69737876), (4, 52303407), (6, 34868938), (12, 17434469), (13, 16093356), (17, 12306684), (26, 8046678), (34, 6153342), (39, 5364452), (51, 4102228), (52, 4023339), (68, 3076671), (78, 2682226), (102, 2051114), (156, 1341113), (204, 1025557), (221, 946668), (442, 473334), (663, 315556), (884, 236667), (1326, 157778), (2652, 78889)]