138071976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{821857}}^1$

素因数の和:821873

約数の個数: 32

約数和(自身を含む): 394491840

約数和(自身を除く): 256419864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 821857, 1643714, 2465571, 3287428, 4931142, 5752999, 6574856, 9862284, 11505998, 17258997, 19724568, 23011996, 34517994, 46023992, 69035988, 138071976]

約数ペア:

[(1, 138071976), (2, 69035988), (3, 46023992), (4, 34517994), (6, 23011996), (7, 19724568), (8, 17258997), (12, 11505998), (14, 9862284), (21, 6574856), (24, 5752999), (28, 4931142), (42, 3287428), (56, 2465571), (84, 1643714), (168, 821857)]