31193778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{269}}^1$

素因数の和:543

約数の個数: 64

約数和(自身を含む): 78382080

約数和(自身を除く): 47188302

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 251, 269, 462, 502, 538, 753, 807, 1506, 1614, 1757, 1883, 2761, 2959, 3514, 3766, 5271, 5522, 5649, 5918, 8283, 8877, 10542, 11298, 16566, 17754, 19327, 20713, 38654, 41426, 57981, 62139, 67519, 115962, 124278, 135038, 202557, 405114, 472633, 742709, 945266, 1417899, 1485418, 2228127, 2835798, 4456254, 5198963, 10397926, 15596889, 31193778]

約数ペア:

[(1, 31193778), (2, 15596889), (3, 10397926), (6, 5198963), (7, 4456254), (11, 2835798), (14, 2228127), (21, 1485418), (22, 1417899), (33, 945266), (42, 742709), (66, 472633), (77, 405114), (154, 202557), (231, 135038), (251, 124278), (269, 115962), (462, 67519), (502, 62139), (538, 57981), (753, 41426), (807, 38654), (1506, 20713), (1614, 19327), (1757, 17754), (1883, 16566), (2761, 11298), (2959, 10542), (3514, 8877), (3766, 8283), (5271, 5918), (5522, 5649)]