123969904

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{30869}}^1$

素因数の和:31128

約数の個数: 20

約数和(自身を含む): 241156440

約数和(自身を除く): 117186536

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 30869, 61738, 123476, 246952, 493904, 7748119, 15496238, 30992476, 61984952, 123969904]

約数ペア:

[(1, 123969904), (2, 61984952), (4, 30992476), (8, 15496238), (16, 7748119), (251, 493904), (502, 246952), (1004, 123476), (2008, 61738), (4016, 30869)]