208302479

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 283668480

約数和(自身を除く): 75366001

約数列:

[1, 7, 11, 17, 49, 77, 119, 127, 179, 187, 539, 833, 889, 1253, 1309, 1397, 1969, 2159, 3043, 6223, 8771, 9163, 9779, 13783, 15113, 21301, 22733, 23749, 33473, 68453, 96481, 105791, 149107, 159131, 166243, 234311, 250063, 386461, 1113917, 1163701, 1640177, 1750441, 2705227, 4251071, 12253087, 18936589, 29757497, 208302479]

約数ペア:

[(1, 208302479), (7, 29757497), (11, 18936589), (17, 12253087), (49, 4251071), (77, 2705227), (119, 1750441), (127, 1640177), (179, 1163701), (187, 1113917), (539, 386461), (833, 250063), (889, 234311), (1253, 166243), (1309, 159131), (1397, 149107), (1969, 105791), (2159, 96481), (3043, 68453), (6223, 33473), (8771, 23749), (9163, 22733), (9779, 21301), (13783, 15113)]