129412584

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{256771}}^1$

素因数の和:256790

約数の個数: 48

約数和(自身を含む): 400564320

約数和(自身を除く): 271151736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 256771, 513542, 770313, 1027084, 1540626, 1797397, 2054168, 2310939, 3081252, 3594794, 4621878, 5392191, 6162504, 7189588, 9243756, 10784382, 14379176, 16176573, 18487512, 21568764, 32353146, 43137528, 64706292, 129412584]

約数ペア:

[(1, 129412584), (2, 64706292), (3, 43137528), (4, 32353146), (6, 21568764), (7, 18487512), (8, 16176573), (9, 14379176), (12, 10784382), (14, 9243756), (18, 7189588), (21, 6162504), (24, 5392191), (28, 4621878), (36, 3594794), (42, 3081252), (56, 2310939), (63, 2054168), (72, 1797397), (84, 1540626), (126, 1027084), (168, 770313), (252, 513542), (504, 256771)]