140906451

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353149}}^1$

素因数の和:353178

約数の個数: 16

約数和(自身を含む): 226016000

約数和(自身を除く): 85109549

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 353149, 1059447, 2472043, 6709831, 7416129, 20129493, 46968817, 140906451]

約数ペア:

[(1, 140906451), (3, 46968817), (7, 20129493), (19, 7416129), (21, 6709831), (57, 2472043), (133, 1059447), (399, 353149)]