136903004

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 279599040

約数和(自身を除く): 142696036

約数列:

[1, 2, 4, 7, 14, 28, 89, 137, 178, 274, 356, 401, 548, 623, 802, 959, 1246, 1604, 1918, 2492, 2807, 3836, 5614, 11228, 12193, 24386, 35689, 48772, 54937, 71378, 85351, 109874, 142756, 170702, 219748, 249823, 341404, 384559, 499646, 769118, 999292, 1538236, 4889393, 9778786, 19557572, 34225751, 68451502, 136903004]

約数ペア:

[(1, 136903004), (2, 68451502), (4, 34225751), (7, 19557572), (14, 9778786), (28, 4889393), (89, 1538236), (137, 999292), (178, 769118), (274, 499646), (356, 384559), (401, 341404), (548, 249823), (623, 219748), (802, 170702), (959, 142756), (1246, 109874), (1604, 85351), (1918, 71378), (2492, 54937), (2807, 48772), (3836, 35689), (5614, 24386), (11228, 12193)]