138949578

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 331209216

約数和(自身を除く): 192259638

約数列:

[1, 2, 3, 6, 9, 18, 23, 37, 46, 47, 69, 74, 94, 111, 138, 141, 193, 207, 222, 282, 333, 386, 414, 423, 579, 666, 846, 851, 1081, 1158, 1702, 1737, 1739, 2162, 2553, 3243, 3474, 3478, 4439, 5106, 5217, 6486, 7141, 7659, 8878, 9071, 9729, 10434, 13317, 14282, 15318, 15651, 18142, 19458, 21423, 26634, 27213, 31302, 39951, 39997, 42846, 54426, 64269, 79902, 79994, 81639, 119991, 128538, 163278, 164243, 208633, 239982, 328486, 335627, 359973, 417266, 492729, 625899, 671254, 719946, 985458, 1006881, 1251798, 1478187, 1877697, 2013762, 2956374, 3020643, 3755394, 6041286, 7719421, 15438842, 23158263, 46316526, 69474789, 138949578]

約数ペア:

[(1, 138949578), (2, 69474789), (3, 46316526), (6, 23158263), (9, 15438842), (18, 7719421), (23, 6041286), (37, 3755394), (46, 3020643), (47, 2956374), (69, 2013762), (74, 1877697), (94, 1478187), (111, 1251798), (138, 1006881), (141, 985458), (193, 719946), (207, 671254), (222, 625899), (282, 492729), (333, 417266), (386, 359973), (414, 335627), (423, 328486), (579, 239982), (666, 208633), (846, 164243), (851, 163278), (1081, 128538), (1158, 119991), (1702, 81639), (1737, 79994), (1739, 79902), (2162, 64269), (2553, 54426), (3243, 42846), (3474, 39997), (3478, 39951), (4439, 31302), (5106, 27213), (5217, 26634), (6486, 21423), (7141, 19458), (7659, 18142), (8878, 15651), (9071, 15318), (9729, 14282), (10434, 13317)]