201357865

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 257458176

約数和(自身を除く): 56100311

約数列:

[1, 5, 31, 53, 127, 155, 193, 265, 635, 965, 1643, 3937, 5983, 6731, 8215, 10229, 19685, 24511, 29915, 33655, 51145, 122555, 208661, 317099, 759841, 1043305, 1299083, 1585495, 3799205, 6495415, 40271573, 201357865]

約数ペア:

[(1, 201357865), (5, 40271573), (31, 6495415), (53, 3799205), (127, 1585495), (155, 1299083), (193, 1043305), (265, 759841), (635, 317099), (965, 208661), (1643, 122555), (3937, 51145), (5983, 33655), (6731, 29915), (8215, 24511), (10229, 19685)]