28318356

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^3\times {\mathrm{197}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 81164160

約数和(自身を除く): 52845804

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 121, 132, 197, 198, 242, 297, 363, 394, 396, 484, 591, 594, 726, 788, 1089, 1182, 1188, 1331, 1452, 1773, 2167, 2178, 2364, 2662, 3267, 3546, 3993, 4334, 4356, 5319, 5324, 6501, 6534, 7092, 7986, 8668, 10638, 11979, 13002, 13068, 15972, 19503, 21276, 23837, 23958, 26004, 35937, 39006, 47674, 47916, 58509, 71511, 71874, 78012, 95348, 117018, 143022, 143748, 214533, 234036, 262207, 286044, 429066, 524414, 643599, 786621, 858132, 1048828, 1287198, 1573242, 2359863, 2574396, 3146484, 4719726, 7079589, 9439452, 14159178, 28318356]

約数ペア:

[(1, 28318356), (2, 14159178), (3, 9439452), (4, 7079589), (6, 4719726), (9, 3146484), (11, 2574396), (12, 2359863), (18, 1573242), (22, 1287198), (27, 1048828), (33, 858132), (36, 786621), (44, 643599), (54, 524414), (66, 429066), (99, 286044), (108, 262207), (121, 234036), (132, 214533), (197, 143748), (198, 143022), (242, 117018), (297, 95348), (363, 78012), (394, 71874), (396, 71511), (484, 58509), (591, 47916), (594, 47674), (726, 39006), (788, 35937), (1089, 26004), (1182, 23958), (1188, 23837), (1331, 21276), (1452, 19503), (1773, 15972), (2167, 13068), (2178, 13002), (2364, 11979), (2662, 10638), (3267, 8668), (3546, 7986), (3993, 7092), (4334, 6534), (4356, 6501), (5319, 5324)]