68974796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{22079}}^1$

素因数の和:22165

約数の個数: 24

約数和(自身を含む): 133539840

約数和(自身を除く): 64565044

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 22079, 44158, 88316, 242869, 485738, 971476, 1567609, 3135218, 6270436, 17243699, 34487398, 68974796]

約数ペア:

[(1, 68974796), (2, 34487398), (4, 17243699), (11, 6270436), (22, 3135218), (44, 1567609), (71, 971476), (142, 485738), (284, 242869), (781, 88316), (1562, 44158), (3124, 22079)]