16641807

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 27912192

約数和(自身を除く): 11270385

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1297, 1833, 3891, 4277, 9079, 12831, 16861, 27237, 50583, 60959, 118027, 182877, 354081, 426713, 792467, 1280139, 2377401, 5547269, 16641807]

約数ペア:

[(1, 16641807), (3, 5547269), (7, 2377401), (13, 1280139), (21, 792467), (39, 426713), (47, 354081), (91, 182877), (141, 118027), (273, 60959), (329, 50583), (611, 27237), (987, 16861), (1297, 12831), (1833, 9079), (3891, 4277)]