1900136945

素因数分解:

$5^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{23431}}^1$

素因数の和:23781

約数の個数: 24

約数和(自身を含む): 2660563008

約数和(自身を除く): 760426063

約数列:

[1, 5, 7, 35, 49, 245, 331, 1655, 2317, 11585, 16219, 23431, 81095, 117155, 164017, 820085, 1148119, 5740595, 7755661, 38778305, 54289627, 271448135, 380027389, 1900136945]

約数ペア:

[(1, 1900136945), (5, 380027389), (7, 271448135), (35, 54289627), (49, 38778305), (245, 7755661), (331, 5740595), (1655, 1148119), (2317, 820085), (11585, 164017), (16219, 117155), (23431, 81095)]