7991334

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 19526832

約数和(自身を除く): 11535498

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 71, 74, 78, 111, 117, 142, 169, 213, 222, 234, 333, 338, 426, 481, 507, 639, 666, 923, 962, 1014, 1278, 1443, 1521, 1846, 2627, 2769, 2886, 3042, 4329, 5254, 5538, 6253, 7881, 8307, 8658, 11999, 12506, 15762, 16614, 18759, 23643, 23998, 34151, 35997, 37518, 47286, 56277, 68302, 71994, 102453, 107991, 112554, 204906, 215982, 307359, 443963, 614718, 887926, 1331889, 2663778, 3995667, 7991334]

約数ペア:

[(1, 7991334), (2, 3995667), (3, 2663778), (6, 1331889), (9, 887926), (13, 614718), (18, 443963), (26, 307359), (37, 215982), (39, 204906), (71, 112554), (74, 107991), (78, 102453), (111, 71994), (117, 68302), (142, 56277), (169, 47286), (213, 37518), (222, 35997), (234, 34151), (333, 23998), (338, 23643), (426, 18759), (481, 16614), (507, 15762), (639, 12506), (666, 11999), (923, 8658), (962, 8307), (1014, 7881), (1278, 6253), (1443, 5538), (1521, 5254), (1846, 4329), (2627, 3042), (2769, 2886)]