28917306

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 73996416

約数和(自身を除く): 45079110

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 33, 34, 51, 66, 71, 99, 102, 121, 142, 153, 187, 198, 213, 242, 306, 363, 374, 426, 561, 639, 726, 781, 1089, 1122, 1207, 1278, 1331, 1562, 1683, 2057, 2178, 2343, 2414, 2662, 3366, 3621, 3993, 4114, 4686, 6171, 7029, 7242, 7986, 8591, 10863, 11979, 12342, 13277, 14058, 17182, 18513, 21726, 22627, 23958, 25773, 26554, 37026, 39831, 45254, 51546, 67881, 77319, 79662, 94501, 119493, 135762, 146047, 154638, 189002, 203643, 238986, 283503, 292094, 407286, 438141, 567006, 850509, 876282, 1314423, 1606517, 1701018, 2628846, 3213034, 4819551, 9639102, 14458653, 28917306]

約数ペア:

[(1, 28917306), (2, 14458653), (3, 9639102), (6, 4819551), (9, 3213034), (11, 2628846), (17, 1701018), (18, 1606517), (22, 1314423), (33, 876282), (34, 850509), (51, 567006), (66, 438141), (71, 407286), (99, 292094), (102, 283503), (121, 238986), (142, 203643), (153, 189002), (187, 154638), (198, 146047), (213, 135762), (242, 119493), (306, 94501), (363, 79662), (374, 77319), (426, 67881), (561, 51546), (639, 45254), (726, 39831), (781, 37026), (1089, 26554), (1122, 25773), (1207, 23958), (1278, 22627), (1331, 21726), (1562, 18513), (1683, 17182), (2057, 14058), (2178, 13277), (2343, 12342), (2414, 11979), (2662, 10863), (3366, 8591), (3621, 7986), (3993, 7242), (4114, 7029), (4686, 6171)]