131253976

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{439}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 297792000

約数和(自身を除く): 166538024

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 281, 439, 532, 562, 878, 1064, 1124, 1756, 1967, 2248, 3073, 3512, 3934, 5339, 6146, 7868, 8341, 10678, 12292, 15736, 16682, 21356, 24584, 33364, 37373, 42712, 58387, 66728, 74746, 116774, 123359, 149492, 233548, 246718, 298984, 467096, 493436, 863513, 986872, 1727026, 2343821, 3454052, 4687642, 6908104, 9375284, 16406747, 18750568, 32813494, 65626988, 131253976]

約数ペア:

[(1, 131253976), (2, 65626988), (4, 32813494), (7, 18750568), (8, 16406747), (14, 9375284), (19, 6908104), (28, 4687642), (38, 3454052), (56, 2343821), (76, 1727026), (133, 986872), (152, 863513), (266, 493436), (281, 467096), (439, 298984), (532, 246718), (562, 233548), (878, 149492), (1064, 123359), (1124, 116774), (1756, 74746), (1967, 66728), (2248, 58387), (3073, 42712), (3512, 37373), (3934, 33364), (5339, 24584), (6146, 21356), (7868, 16682), (8341, 15736), (10678, 12292)]