138215028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1645417}}^1$

素因数の和:1645431

約数の個数: 24

約数和(自身を含む): 368573632

約数和(自身を除く): 230358604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1645417, 3290834, 4936251, 6581668, 9872502, 11517919, 19745004, 23035838, 34553757, 46071676, 69107514, 138215028]

約数ペア:

[(1, 138215028), (2, 69107514), (3, 46071676), (4, 34553757), (6, 23035838), (7, 19745004), (12, 11517919), (14, 9872502), (21, 6581668), (28, 4936251), (42, 3290834), (84, 1645417)]