81288382

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 141926400

約数和(自身を除く): 60638018

約数列:

[1, 2, 7, 14, 127, 131, 254, 262, 349, 698, 889, 917, 1778, 1834, 2443, 4886, 16637, 33274, 44323, 45719, 88646, 91438, 116459, 232918, 310261, 320033, 620522, 640066, 5806313, 11612626, 40644191, 81288382]

約数ペア:

[(1, 81288382), (2, 40644191), (7, 11612626), (14, 5806313), (127, 640066), (131, 620522), (254, 320033), (262, 310261), (349, 232918), (698, 116459), (889, 91438), (917, 88646), (1778, 45719), (1834, 44323), (2443, 33274), (4886, 16637)]