631788

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 1653120

約数和(自身を除く): 1021332

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 163, 204, 228, 323, 326, 489, 646, 652, 969, 978, 1292, 1938, 1956, 2771, 3097, 3876, 5542, 6194, 8313, 9291, 11084, 12388, 16626, 18582, 33252, 37164, 52649, 105298, 157947, 210596, 315894, 631788]

約数ペア:

[(1, 631788), (2, 315894), (3, 210596), (4, 157947), (6, 105298), (12, 52649), (17, 37164), (19, 33252), (34, 18582), (38, 16626), (51, 12388), (57, 11084), (68, 9291), (76, 8313), (102, 6194), (114, 5542), (163, 3876), (204, 3097), (228, 2771), (323, 1956), (326, 1938), (489, 1292), (646, 978), (652, 969)]