9911671

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 32

約数和(自身を含む): 13132800

約数和(自身を除く): 3221129

約数列:

[1, 7, 11, 37, 49, 71, 77, 259, 343, 407, 497, 539, 781, 1813, 2627, 2849, 3479, 3773, 5467, 12691, 18389, 19943, 24353, 28897, 38269, 128723, 139601, 202279, 267883, 901061, 1415953, 9911671]

約数ペア:

[(1, 9911671), (7, 1415953), (11, 901061), (37, 267883), (49, 202279), (71, 139601), (77, 128723), (259, 38269), (343, 28897), (407, 24353), (497, 19943), (539, 18389), (781, 12691), (1813, 5467), (2627, 3773), (2849, 3479)]