171608931

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{239}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 299557440

約数和(自身を除く): 127948509

約数列:

[1, 3, 9, 13, 17, 19, 39, 51, 57, 117, 153, 171, 221, 239, 247, 323, 361, 663, 717, 741, 969, 1083, 1989, 2151, 2223, 2907, 3107, 3249, 4063, 4199, 4541, 4693, 6137, 9321, 12189, 12597, 13623, 14079, 18411, 27963, 36567, 37791, 40869, 42237, 52819, 55233, 59033, 77197, 79781, 86279, 158457, 177099, 231591, 239343, 258837, 475371, 531297, 694773, 718029, 776511, 1003561, 1121627, 1466743, 3010683, 3364881, 4400229, 9032049, 10094643, 13200687, 19067659, 57202977, 171608931]

約数ペア:

[(1, 171608931), (3, 57202977), (9, 19067659), (13, 13200687), (17, 10094643), (19, 9032049), (39, 4400229), (51, 3364881), (57, 3010683), (117, 1466743), (153, 1121627), (171, 1003561), (221, 776511), (239, 718029), (247, 694773), (323, 531297), (361, 475371), (663, 258837), (717, 239343), (741, 231591), (969, 177099), (1083, 158457), (1989, 86279), (2151, 79781), (2223, 77197), (2907, 59033), (3107, 55233), (3249, 52819), (4063, 42237), (4199, 40869), (4541, 37791), (4693, 36567), (6137, 27963), (9321, 18411), (12189, 14079), (12597, 13623)]