138519194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1\times {\mathrm{449}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 233928000

約数和(自身を除く): 95408806

約数列:

[1, 2, 11, 22, 37, 74, 379, 407, 449, 758, 814, 898, 4169, 4939, 8338, 9878, 14023, 16613, 28046, 33226, 154253, 170171, 182743, 308506, 340342, 365486, 1871881, 3743762, 6296327, 12592654, 69259597, 138519194]

約数ペア:

[(1, 138519194), (2, 69259597), (11, 12592654), (22, 6296327), (37, 3743762), (74, 1871881), (379, 365486), (407, 340342), (449, 308506), (758, 182743), (814, 170171), (898, 154253), (4169, 33226), (4939, 28046), (8338, 16613), (9878, 14023)]