90797637

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 156362400

約数和(自身を除く): 65564763

約数列:

[1, 3, 7, 19, 21, 29, 49, 57, 59, 87, 133, 147, 177, 203, 361, 399, 413, 551, 609, 931, 1083, 1121, 1239, 1421, 1653, 1711, 2527, 2793, 2891, 3363, 3857, 4263, 5133, 7581, 7847, 8673, 10469, 11571, 11977, 17689, 21299, 23541, 26999, 31407, 32509, 35931, 53067, 54929, 63897, 73283, 80997, 83839, 97527, 149093, 164787, 219849, 227563, 251517, 447279, 512981, 617671, 682689, 1043651, 1538943, 1592941, 1853013, 3130953, 4323697, 4778823, 12971091, 30265879, 90797637]

約数ペア:

[(1, 90797637), (3, 30265879), (7, 12971091), (19, 4778823), (21, 4323697), (29, 3130953), (49, 1853013), (57, 1592941), (59, 1538943), (87, 1043651), (133, 682689), (147, 617671), (177, 512981), (203, 447279), (361, 251517), (399, 227563), (413, 219849), (551, 164787), (609, 149093), (931, 97527), (1083, 83839), (1121, 80997), (1239, 73283), (1421, 63897), (1653, 54929), (1711, 53067), (2527, 35931), (2793, 32509), (2891, 31407), (3363, 26999), (3857, 23541), (4263, 21299), (5133, 17689), (7581, 11977), (7847, 11571), (8673, 10469)]