128691836

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2971}}^1$

素因数の和:3019

約数の個数: 72

約数和(自身を含む): 298828656

約数和(自身を除く): 170136820

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 68, 91, 98, 119, 182, 196, 221, 238, 364, 442, 476, 637, 833, 884, 1274, 1547, 1666, 2548, 2971, 3094, 3332, 5942, 6188, 10829, 11884, 20797, 21658, 38623, 41594, 43316, 50507, 77246, 83188, 101014, 145579, 154492, 202028, 270361, 291158, 353549, 540722, 582316, 656591, 707098, 1081444, 1313182, 1414196, 1892527, 2474843, 2626364, 3785054, 4596137, 4949686, 7570108, 9192274, 9899372, 18384548, 32172959, 64345918, 128691836]

約数ペア:

[(1, 128691836), (2, 64345918), (4, 32172959), (7, 18384548), (13, 9899372), (14, 9192274), (17, 7570108), (26, 4949686), (28, 4596137), (34, 3785054), (49, 2626364), (52, 2474843), (68, 1892527), (91, 1414196), (98, 1313182), (119, 1081444), (182, 707098), (196, 656591), (221, 582316), (238, 540722), (364, 353549), (442, 291158), (476, 270361), (637, 202028), (833, 154492), (884, 145579), (1274, 101014), (1547, 83188), (1666, 77246), (2548, 50507), (2971, 43316), (3094, 41594), (3332, 38623), (5942, 21658), (6188, 20797), (10829, 11884)]