193675671

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 338549760

約数和(自身を除く): 144874089

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 107, 157, 183, 189, 321, 427, 471, 549, 749, 963, 1099, 1281, 1413, 1647, 2247, 2889, 3297, 3843, 4239, 6527, 6741, 9577, 9891, 11529, 16799, 19581, 20223, 28731, 29673, 45689, 50397, 58743, 67039, 86193, 117593, 137067, 151191, 176229, 201117, 258579, 352779, 411201, 453573, 603351, 1024739, 1058337, 1233603, 1810053, 3074217, 3175011, 7173173, 9222651, 21519519, 27667953, 64558557, 193675671]

約数ペア:

[(1, 193675671), (3, 64558557), (7, 27667953), (9, 21519519), (21, 9222651), (27, 7173173), (61, 3175011), (63, 3074217), (107, 1810053), (157, 1233603), (183, 1058337), (189, 1024739), (321, 603351), (427, 453573), (471, 411201), (549, 352779), (749, 258579), (963, 201117), (1099, 176229), (1281, 151191), (1413, 137067), (1647, 117593), (2247, 86193), (2889, 67039), (3297, 58743), (3843, 50397), (4239, 45689), (6527, 29673), (6741, 28731), (9577, 20223), (9891, 19581), (11529, 16799)]