138326979

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{3359}}^1$

素因数の和:3459

約数の個数: 32

約数和(自身を含む): 220631040

約数和(自身を除く): 82304061

約数列:

[1, 3, 7, 21, 37, 53, 111, 159, 259, 371, 777, 1113, 1961, 3359, 5883, 10077, 13727, 23513, 41181, 70539, 124283, 178027, 372849, 534081, 869981, 1246189, 2609943, 3738567, 6586999, 19760997, 46108993, 138326979]

約数ペア:

[(1, 138326979), (3, 46108993), (7, 19760997), (21, 6586999), (37, 3738567), (53, 2609943), (111, 1246189), (159, 869981), (259, 534081), (371, 372849), (777, 178027), (1113, 124283), (1961, 70539), (3359, 41181), (5883, 23513), (10077, 13727)]