28762668

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 144

約数和(自身を含む): 85800960

約数和(自身を除く): 57038292

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 31, 33, 36, 44, 54, 62, 66, 71, 93, 99, 108, 121, 124, 132, 142, 186, 198, 213, 242, 279, 284, 297, 341, 363, 372, 396, 426, 484, 558, 594, 639, 682, 726, 781, 837, 852, 1023, 1089, 1116, 1188, 1278, 1364, 1452, 1562, 1674, 1917, 2046, 2178, 2201, 2343, 2556, 3069, 3124, 3267, 3348, 3751, 3834, 4092, 4356, 4402, 4686, 6138, 6534, 6603, 7029, 7502, 7668, 8591, 8804, 9207, 9372, 11253, 12276, 13068, 13206, 14058, 15004, 17182, 18414, 19809, 21087, 22506, 24211, 25773, 26412, 28116, 33759, 34364, 36828, 39618, 42174, 45012, 48422, 51546, 59427, 67518, 72633, 77319, 79236, 84348, 96844, 101277, 103092, 118854, 135036, 145266, 154638, 202554, 217899, 231957, 237708, 266321, 290532, 309276, 405108, 435798, 463914, 532642, 653697, 798963, 871596, 927828, 1065284, 1307394, 1597926, 2396889, 2614788, 3195852, 4793778, 7190667, 9587556, 14381334, 28762668]

約数ペア:

[(1, 28762668), (2, 14381334), (3, 9587556), (4, 7190667), (6, 4793778), (9, 3195852), (11, 2614788), (12, 2396889), (18, 1597926), (22, 1307394), (27, 1065284), (31, 927828), (33, 871596), (36, 798963), (44, 653697), (54, 532642), (62, 463914), (66, 435798), (71, 405108), (93, 309276), (99, 290532), (108, 266321), (121, 237708), (124, 231957), (132, 217899), (142, 202554), (186, 154638), (198, 145266), (213, 135036), (242, 118854), (279, 103092), (284, 101277), (297, 96844), (341, 84348), (363, 79236), (372, 77319), (396, 72633), (426, 67518), (484, 59427), (558, 51546), (594, 48422), (639, 45012), (682, 42174), (726, 39618), (781, 36828), (837, 34364), (852, 33759), (1023, 28116), (1089, 26412), (1116, 25773), (1188, 24211), (1278, 22506), (1364, 21087), (1452, 19809), (1562, 18414), (1674, 17182), (1917, 15004), (2046, 14058), (2178, 13206), (2201, 13068), (2343, 12276), (2556, 11253), (3069, 9372), (3124, 9207), (3267, 8804), (3348, 8591), (3751, 7668), (3834, 7502), (4092, 7029), (4356, 6603), (4402, 6534), (4686, 6138)]