248894334

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{211}}^1$

素因数の和:374

約数の個数: 72

約数和(自身を含む): 591839976

約数和(自身を除く): 342945642

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 211, 213, 234, 422, 426, 633, 639, 923, 1266, 1278, 1846, 1899, 2743, 2769, 3798, 5041, 5486, 5538, 8229, 8307, 10082, 14981, 15123, 16458, 16614, 24687, 29962, 30246, 44943, 45369, 49374, 65533, 89886, 90738, 131066, 134829, 194753, 196599, 269658, 389506, 393198, 584259, 589797, 1063651, 1168518, 1179594, 1752777, 2127302, 3190953, 3505554, 6381906, 9572859, 13827463, 19145718, 27654926, 41482389, 82964778, 124447167, 248894334]

約数ペア:

[(1, 248894334), (2, 124447167), (3, 82964778), (6, 41482389), (9, 27654926), (13, 19145718), (18, 13827463), (26, 9572859), (39, 6381906), (71, 3505554), (78, 3190953), (117, 2127302), (142, 1752777), (211, 1179594), (213, 1168518), (234, 1063651), (422, 589797), (426, 584259), (633, 393198), (639, 389506), (923, 269658), (1266, 196599), (1278, 194753), (1846, 134829), (1899, 131066), (2743, 90738), (2769, 89886), (3798, 65533), (5041, 49374), (5486, 45369), (5538, 44943), (8229, 30246), (8307, 29962), (10082, 24687), (14981, 16614), (15123, 16458)]