54210195

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 116121600

約数和(自身を除く): 61911405

約数列:

[1, 3, 5, 9, 13, 15, 17, 23, 27, 39, 45, 51, 65, 69, 79, 85, 115, 117, 135, 153, 195, 207, 221, 237, 255, 299, 345, 351, 391, 395, 459, 585, 621, 663, 711, 765, 897, 1027, 1035, 1105, 1173, 1185, 1343, 1495, 1755, 1817, 1955, 1989, 2133, 2295, 2691, 3081, 3105, 3315, 3519, 3555, 4029, 4485, 5083, 5135, 5451, 5865, 5967, 6715, 8073, 9085, 9243, 9945, 10557, 10665, 12087, 13455, 15249, 15405, 16353, 17459, 17595, 20145, 23621, 25415, 27255, 27729, 29835, 30889, 36261, 40365, 45747, 46215, 49059, 52377, 52785, 60435, 70863, 76245, 81765, 87295, 92667, 118105, 137241, 138645, 154445, 157131, 181305, 212589, 228735, 245295, 261885, 278001, 354315, 401557, 463335, 471393, 637767, 686205, 785655, 834003, 1062945, 1204671, 1390005, 2007785, 2356965, 3188835, 3614013, 4170015, 6023355, 10842039, 18070065, 54210195]

約数ペア:

[(1, 54210195), (3, 18070065), (5, 10842039), (9, 6023355), (13, 4170015), (15, 3614013), (17, 3188835), (23, 2356965), (27, 2007785), (39, 1390005), (45, 1204671), (51, 1062945), (65, 834003), (69, 785655), (79, 686205), (85, 637767), (115, 471393), (117, 463335), (135, 401557), (153, 354315), (195, 278001), (207, 261885), (221, 245295), (237, 228735), (255, 212589), (299, 181305), (345, 157131), (351, 154445), (391, 138645), (395, 137241), (459, 118105), (585, 92667), (621, 87295), (663, 81765), (711, 76245), (765, 70863), (897, 60435), (1027, 52785), (1035, 52377), (1105, 49059), (1173, 46215), (1185, 45747), (1343, 40365), (1495, 36261), (1755, 30889), (1817, 29835), (1955, 27729), (1989, 27255), (2133, 25415), (2295, 23621), (2691, 20145), (3081, 17595), (3105, 17459), (3315, 16353), (3519, 15405), (3555, 15249), (4029, 13455), (4485, 12087), (5083, 10665), (5135, 10557), (5451, 9945), (5865, 9243), (5967, 9085), (6715, 8073)]