49178493

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 91353600

約数和(自身を除く): 42175107

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 91, 93, 117, 149, 169, 217, 273, 279, 403, 447, 507, 651, 819, 1043, 1183, 1209, 1341, 1521, 1937, 1953, 2821, 3129, 3549, 3627, 4619, 5239, 5811, 8463, 9387, 10647, 13559, 13857, 15717, 17433, 25181, 25389, 32333, 36673, 40677, 41571, 47151, 60047, 75543, 96999, 110019, 122031, 176267, 180141, 226629, 290997, 330057, 420329, 528801, 540423, 780611, 1260987, 1586403, 2341833, 3782961, 5464277, 7025499, 16392831, 49178493]

約数ペア:

[(1, 49178493), (3, 16392831), (7, 7025499), (9, 5464277), (13, 3782961), (21, 2341833), (31, 1586403), (39, 1260987), (63, 780611), (91, 540423), (93, 528801), (117, 420329), (149, 330057), (169, 290997), (217, 226629), (273, 180141), (279, 176267), (403, 122031), (447, 110019), (507, 96999), (651, 75543), (819, 60047), (1043, 47151), (1183, 41571), (1209, 40677), (1341, 36673), (1521, 32333), (1937, 25389), (1953, 25181), (2821, 17433), (3129, 15717), (3549, 13857), (3627, 13559), (4619, 10647), (5239, 9387), (5811, 8463)]