138128406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{26431}}^1$

素因数の和:26516

約数の個数: 32

約数和(自身を含む): 301959168

約数和(自身を除く): 163830762

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 5226, 26431, 52862, 79293, 158586, 343603, 687206, 1030809, 1770877, 2061618, 3541754, 5312631, 10625262, 23021401, 46042802, 69064203, 138128406]

約数ペア:

[(1, 138128406), (2, 69064203), (3, 46042802), (6, 23021401), (13, 10625262), (26, 5312631), (39, 3541754), (67, 2061618), (78, 1770877), (134, 1030809), (201, 687206), (402, 343603), (871, 158586), (1742, 79293), (2613, 52862), (5226, 26431)]