71226561

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 120324096

約数和(自身を除く): 49097535

約数列:

[1, 3, 7, 21, 23, 31, 67, 69, 71, 93, 161, 201, 213, 217, 469, 483, 497, 651, 713, 1407, 1491, 1541, 1633, 2077, 2139, 2201, 4623, 4757, 4899, 4991, 6231, 6603, 10787, 11431, 14271, 14539, 14973, 15407, 32361, 33299, 34293, 43617, 46221, 47771, 50623, 99897, 109411, 143313, 147467, 151869, 328233, 334397, 354361, 442401, 765877, 1003191, 1032269, 1063083, 2297631, 3096807, 3391741, 10175223, 23742187, 71226561]

約数ペア:

[(1, 71226561), (3, 23742187), (7, 10175223), (21, 3391741), (23, 3096807), (31, 2297631), (67, 1063083), (69, 1032269), (71, 1003191), (93, 765877), (161, 442401), (201, 354361), (213, 334397), (217, 328233), (469, 151869), (483, 147467), (497, 143313), (651, 109411), (713, 99897), (1407, 50623), (1491, 47771), (1541, 46221), (1633, 43617), (2077, 34293), (2139, 33299), (2201, 32361), (4623, 15407), (4757, 14973), (4899, 14539), (4991, 14271), (6231, 11431), (6603, 10787)]