208397574

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13669}}^1$

素因数の和:13706

約数の個数: 72

約数和(自身を含む): 567250320

約数和(自身を除く): 358852746

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 121, 126, 154, 198, 231, 242, 363, 462, 693, 726, 847, 1089, 1386, 1694, 2178, 2541, 5082, 7623, 13669, 15246, 27338, 41007, 82014, 95683, 123021, 150359, 191366, 246042, 287049, 300718, 451077, 574098, 861147, 902154, 1052513, 1353231, 1653949, 1722294, 2105026, 2706462, 3157539, 3307898, 4961847, 6315078, 9472617, 9923694, 11577643, 14885541, 18945234, 23155286, 29771082, 34732929, 69465858, 104198787, 208397574]

約数ペア:

[(1, 208397574), (2, 104198787), (3, 69465858), (6, 34732929), (7, 29771082), (9, 23155286), (11, 18945234), (14, 14885541), (18, 11577643), (21, 9923694), (22, 9472617), (33, 6315078), (42, 4961847), (63, 3307898), (66, 3157539), (77, 2706462), (99, 2105026), (121, 1722294), (126, 1653949), (154, 1353231), (198, 1052513), (231, 902154), (242, 861147), (363, 574098), (462, 451077), (693, 300718), (726, 287049), (847, 246042), (1089, 191366), (1386, 150359), (1694, 123021), (2178, 95683), (2541, 82014), (5082, 41007), (7623, 27338), (13669, 15246)]