71966972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{139}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 162099840

約数和(自身を除く): 90132868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 139, 154, 164, 278, 287, 308, 451, 556, 574, 902, 973, 1148, 1529, 1681, 1804, 1946, 3058, 3157, 3362, 3892, 5699, 6116, 6314, 6724, 10703, 11398, 11767, 12628, 18491, 21406, 22796, 23534, 36982, 39893, 42812, 47068, 62689, 73964, 79786, 125378, 129437, 159572, 233659, 250756, 258874, 438823, 467318, 517748, 877646, 934636, 1635613, 1755292, 2570249, 3271226, 5140498, 6542452, 10280996, 17991743, 35983486, 71966972]

約数ペア:

[(1, 71966972), (2, 35983486), (4, 17991743), (7, 10280996), (11, 6542452), (14, 5140498), (22, 3271226), (28, 2570249), (41, 1755292), (44, 1635613), (77, 934636), (82, 877646), (139, 517748), (154, 467318), (164, 438823), (278, 258874), (287, 250756), (308, 233659), (451, 159572), (556, 129437), (574, 125378), (902, 79786), (973, 73964), (1148, 62689), (1529, 47068), (1681, 42812), (1804, 39893), (1946, 36982), (3058, 23534), (3157, 22796), (3362, 21406), (3892, 18491), (5699, 12628), (6116, 11767), (6314, 11398), (6724, 10703)]