6461805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 12902400

約数和(自身を除く): 6440595

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 41, 57, 79, 95, 105, 123, 133, 205, 237, 285, 287, 395, 399, 553, 615, 665, 779, 861, 1185, 1435, 1501, 1659, 1995, 2337, 2765, 3239, 3895, 4305, 4503, 5453, 7505, 8295, 9717, 10507, 11685, 16195, 16359, 22515, 22673, 27265, 31521, 48585, 52535, 61541, 68019, 81795, 113365, 157605, 184623, 307705, 340095, 430787, 923115, 1292361, 2153935, 6461805]

約数ペア:

[(1, 6461805), (3, 2153935), (5, 1292361), (7, 923115), (15, 430787), (19, 340095), (21, 307705), (35, 184623), (41, 157605), (57, 113365), (79, 81795), (95, 68019), (105, 61541), (123, 52535), (133, 48585), (205, 31521), (237, 27265), (285, 22673), (287, 22515), (395, 16359), (399, 16195), (553, 11685), (615, 10507), (665, 9717), (779, 8295), (861, 7505), (1185, 5453), (1435, 4503), (1501, 4305), (1659, 3895), (1995, 3239), (2337, 2765)]