128625756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{11689}}^1$

素因数の和:11834

約数の個数: 48

約数和(自身を含む): 345649920

約数和(自身を除く): 217024164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 262, 393, 524, 786, 917, 1572, 1834, 2751, 3668, 5502, 11004, 11689, 23378, 35067, 46756, 70134, 81823, 140268, 163646, 245469, 327292, 490938, 981876, 1531259, 3062518, 4593777, 6125036, 9187554, 10718813, 18375108, 21437626, 32156439, 42875252, 64312878, 128625756]

約数ペア:

[(1, 128625756), (2, 64312878), (3, 42875252), (4, 32156439), (6, 21437626), (7, 18375108), (12, 10718813), (14, 9187554), (21, 6125036), (28, 4593777), (42, 3062518), (84, 1531259), (131, 981876), (262, 490938), (393, 327292), (524, 245469), (786, 163646), (917, 140268), (1572, 81823), (1834, 70134), (2751, 46756), (3668, 35067), (5502, 23378), (11004, 11689)]