1851822

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:115

約数の個数: 80

約数和(自身を含む): 5018112

約数和(自身を除く): 3166290

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 71, 81, 126, 138, 142, 161, 162, 189, 207, 213, 322, 378, 414, 426, 483, 497, 567, 621, 639, 966, 994, 1134, 1242, 1278, 1449, 1491, 1633, 1863, 1917, 2898, 2982, 3266, 3726, 3834, 4347, 4473, 4899, 5751, 8694, 8946, 9798, 11431, 11502, 13041, 13419, 14697, 22862, 26082, 26838, 29394, 34293, 40257, 44091, 68586, 80514, 88182, 102879, 132273, 205758, 264546, 308637, 617274, 925911, 1851822]

約数ペア:

[(1, 1851822), (2, 925911), (3, 617274), (6, 308637), (7, 264546), (9, 205758), (14, 132273), (18, 102879), (21, 88182), (23, 80514), (27, 68586), (42, 44091), (46, 40257), (54, 34293), (63, 29394), (69, 26838), (71, 26082), (81, 22862), (126, 14697), (138, 13419), (142, 13041), (161, 11502), (162, 11431), (189, 9798), (207, 8946), (213, 8694), (322, 5751), (378, 4899), (414, 4473), (426, 4347), (483, 3834), (497, 3726), (567, 3266), (621, 2982), (639, 2898), (966, 1917), (994, 1863), (1134, 1633), (1242, 1491), (1278, 1449)]