28970308836

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{905209}}^1$

素因数の和:905353

約数の個数: 72

約数和(自身を含む): 84351088640

約数和(自身を除く): 55380779804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 127, 252, 254, 381, 508, 762, 889, 1143, 1524, 1778, 2286, 2667, 3556, 4572, 5334, 8001, 10668, 16002, 32004, 905209, 1810418, 2715627, 3620836, 5431254, 6336463, 8146881, 10862508, 12672926, 16293762, 19009389, 25345852, 32587524, 38018778, 57028167, 76037556, 114056334, 114961543, 228112668, 229923086, 344884629, 459846172, 689769258, 804730801, 1034653887, 1379538516, 1609461602, 2069307774, 2414192403, 3218923204, 4138615548, 4828384806, 7242577209, 9656769612, 14485154418, 28970308836]

約数ペア:

[(1, 28970308836), (2, 14485154418), (3, 9656769612), (4, 7242577209), (6, 4828384806), (7, 4138615548), (9, 3218923204), (12, 2414192403), (14, 2069307774), (18, 1609461602), (21, 1379538516), (28, 1034653887), (36, 804730801), (42, 689769258), (63, 459846172), (84, 344884629), (126, 229923086), (127, 228112668), (252, 114961543), (254, 114056334), (381, 76037556), (508, 57028167), (762, 38018778), (889, 32587524), (1143, 25345852), (1524, 19009389), (1778, 16293762), (2286, 12672926), (2667, 10862508), (3556, 8146881), (4572, 6336463), (5334, 5431254), (8001, 3620836), (10668, 2715627), (16002, 1810418), (32004, 905209)]