223765788

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 548865072

約数和(自身を除く): 325099284

約数列:

[1, 2, 3, 4, 6, 12, 37, 53, 74, 106, 111, 148, 159, 212, 222, 257, 318, 444, 514, 636, 771, 1028, 1369, 1542, 1961, 2738, 3084, 3922, 4107, 5476, 5883, 7844, 8214, 9509, 11766, 13621, 16428, 19018, 23532, 27242, 28527, 38036, 40863, 54484, 57054, 72557, 81726, 114108, 145114, 163452, 217671, 290228, 351833, 435342, 503977, 703666, 870684, 1007954, 1055499, 1407332, 1511931, 2015908, 2110998, 3023862, 4221996, 6047724, 18647149, 37294298, 55941447, 74588596, 111882894, 223765788]

約数ペア:

[(1, 223765788), (2, 111882894), (3, 74588596), (4, 55941447), (6, 37294298), (12, 18647149), (37, 6047724), (53, 4221996), (74, 3023862), (106, 2110998), (111, 2015908), (148, 1511931), (159, 1407332), (212, 1055499), (222, 1007954), (257, 870684), (318, 703666), (444, 503977), (514, 435342), (636, 351833), (771, 290228), (1028, 217671), (1369, 163452), (1542, 145114), (1961, 114108), (2738, 81726), (3084, 72557), (3922, 57054), (4107, 54484), (5476, 40863), (5883, 38036), (7844, 28527), (8214, 27242), (9509, 23532), (11766, 19018), (13621, 16428)]