138179244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1644991}}^1$

素因数の和:1645005

約数の個数: 24

約数和(自身を含む): 368478208

約数和(自身を除く): 230298964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1644991, 3289982, 4934973, 6579964, 9869946, 11514937, 19739892, 23029874, 34544811, 46059748, 69089622, 138179244]

約数ペア:

[(1, 138179244), (2, 69089622), (3, 46059748), (4, 34544811), (6, 23029874), (7, 19739892), (12, 11514937), (14, 9869946), (21, 6579964), (28, 4934973), (42, 3289982), (84, 1644991)]