31094934

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 70017024

約数和(自身を除く): 38922090

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 73, 78, 86, 127, 129, 146, 219, 254, 258, 381, 438, 559, 762, 949, 1118, 1651, 1677, 1898, 2847, 3139, 3302, 3354, 4953, 5461, 5694, 6278, 9271, 9417, 9906, 10922, 16383, 18542, 18834, 27813, 32766, 40807, 55626, 70993, 81614, 120523, 122421, 141986, 212979, 241046, 244842, 361569, 398653, 425958, 723138, 797306, 1195959, 2391918, 5182489, 10364978, 15547467, 31094934]

約数ペア:

[(1, 31094934), (2, 15547467), (3, 10364978), (6, 5182489), (13, 2391918), (26, 1195959), (39, 797306), (43, 723138), (73, 425958), (78, 398653), (86, 361569), (127, 244842), (129, 241046), (146, 212979), (219, 141986), (254, 122421), (258, 120523), (381, 81614), (438, 70993), (559, 55626), (762, 40807), (949, 32766), (1118, 27813), (1651, 18834), (1677, 18542), (1898, 16383), (2847, 10922), (3139, 9906), (3302, 9417), (3354, 9271), (4953, 6278), (5461, 5694)]