257199852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{743}}^1$

素因数の和:1087

約数の個数: 96

約数和(自身を含む): 741952512

約数和(自身を除く): 484752660

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 317, 364, 546, 634, 743, 951, 1092, 1268, 1486, 1902, 2219, 2229, 2972, 3804, 4121, 4438, 4458, 5201, 6657, 8242, 8876, 8916, 9659, 10402, 12363, 13314, 15603, 16484, 19318, 20804, 24726, 26628, 28847, 28977, 31206, 38636, 49452, 57694, 57954, 62412, 67613, 86541, 115388, 115908, 135226, 173082, 202839, 235531, 270452, 346164, 405678, 471062, 706593, 811356, 942124, 1413186, 1648717, 2826372, 3061903, 3297434, 4946151, 6123806, 6594868, 9185709, 9892302, 12247612, 18371418, 19784604, 21433321, 36742836, 42866642, 64299963, 85733284, 128599926, 257199852]

約数ペア:

[(1, 257199852), (2, 128599926), (3, 85733284), (4, 64299963), (6, 42866642), (7, 36742836), (12, 21433321), (13, 19784604), (14, 18371418), (21, 12247612), (26, 9892302), (28, 9185709), (39, 6594868), (42, 6123806), (52, 4946151), (78, 3297434), (84, 3061903), (91, 2826372), (156, 1648717), (182, 1413186), (273, 942124), (317, 811356), (364, 706593), (546, 471062), (634, 405678), (743, 346164), (951, 270452), (1092, 235531), (1268, 202839), (1486, 173082), (1902, 135226), (2219, 115908), (2229, 115388), (2972, 86541), (3804, 67613), (4121, 62412), (4438, 57954), (4458, 57694), (5201, 49452), (6657, 38636), (8242, 31206), (8876, 28977), (8916, 28847), (9659, 26628), (10402, 24726), (12363, 20804), (13314, 19318), (15603, 16484)]