28594895

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 40974336

約数和(自身を除く): 12379441

約数列:

[1, 5, 7, 35, 37, 71, 185, 259, 311, 355, 497, 1295, 1555, 2177, 2485, 2627, 10885, 11507, 13135, 18389, 22081, 57535, 80549, 91945, 110405, 154567, 402745, 772835, 816997, 4084985, 5718979, 28594895]

約数ペア:

[(1, 28594895), (5, 5718979), (7, 4084985), (35, 816997), (37, 772835), (71, 402745), (185, 154567), (259, 110405), (311, 91945), (355, 80549), (497, 57535), (1295, 22081), (1555, 18389), (2177, 13135), (2485, 11507), (2627, 10885)]