28965222

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 128

約数和(自身を含む): 78704640

約数和(自身を除く): 49739418

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 31, 33, 39, 54, 62, 66, 78, 93, 99, 117, 121, 143, 186, 198, 234, 242, 279, 286, 297, 341, 351, 363, 403, 429, 558, 594, 682, 702, 726, 806, 837, 858, 1023, 1089, 1209, 1287, 1331, 1573, 1674, 2046, 2178, 2418, 2574, 2662, 3069, 3146, 3267, 3627, 3751, 3861, 3993, 4433, 4719, 6138, 6534, 7254, 7502, 7722, 7986, 8866, 9207, 9438, 10881, 11253, 11979, 13299, 14157, 17303, 18414, 21762, 22506, 23958, 26598, 28314, 33759, 34606, 35937, 39897, 41261, 42471, 48763, 51909, 67518, 71874, 79794, 82522, 84942, 97526, 101277, 103818, 119691, 123783, 146289, 155727, 202554, 239382, 247566, 292578, 311454, 371349, 438867, 467181, 536393, 742698, 877734, 934362, 1072786, 1114047, 1316601, 1609179, 2228094, 2633202, 3218358, 4827537, 9655074, 14482611, 28965222]

約数ペア:

[(1, 28965222), (2, 14482611), (3, 9655074), (6, 4827537), (9, 3218358), (11, 2633202), (13, 2228094), (18, 1609179), (22, 1316601), (26, 1114047), (27, 1072786), (31, 934362), (33, 877734), (39, 742698), (54, 536393), (62, 467181), (66, 438867), (78, 371349), (93, 311454), (99, 292578), (117, 247566), (121, 239382), (143, 202554), (186, 155727), (198, 146289), (234, 123783), (242, 119691), (279, 103818), (286, 101277), (297, 97526), (341, 84942), (351, 82522), (363, 79794), (403, 71874), (429, 67518), (558, 51909), (594, 48763), (682, 42471), (702, 41261), (726, 39897), (806, 35937), (837, 34606), (858, 33759), (1023, 28314), (1089, 26598), (1209, 23958), (1287, 22506), (1331, 21762), (1573, 18414), (1674, 17303), (2046, 14157), (2178, 13299), (2418, 11979), (2574, 11253), (2662, 10881), (3069, 9438), (3146, 9207), (3267, 8866), (3627, 7986), (3751, 7722), (3861, 7502), (3993, 7254), (4433, 6534), (4719, 6138)]