401609364

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{18521}}^1$

素因数の和:18680

約数の個数: 48

約数和(自身を含む): 1016487360

約数和(自身を除く): 614877996

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 139, 156, 278, 417, 556, 834, 1668, 1807, 3614, 5421, 7228, 10842, 18521, 21684, 37042, 55563, 74084, 111126, 222252, 240773, 481546, 722319, 963092, 1444638, 2574419, 2889276, 5148838, 7723257, 10297676, 15446514, 30893028, 33467447, 66934894, 100402341, 133869788, 200804682, 401609364]

約数ペア:

[(1, 401609364), (2, 200804682), (3, 133869788), (4, 100402341), (6, 66934894), (12, 33467447), (13, 30893028), (26, 15446514), (39, 10297676), (52, 7723257), (78, 5148838), (139, 2889276), (156, 2574419), (278, 1444638), (417, 963092), (556, 722319), (834, 481546), (1668, 240773), (1807, 222252), (3614, 111126), (5421, 74084), (7228, 55563), (10842, 37042), (18521, 21684)]