213638831

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{20333}}^1$

素因数の和:20438

約数の個数: 16

約数和(自身を含む): 260275200

約数和(自身を除く): 46636369

約数列:

[1, 7, 19, 79, 133, 553, 1501, 10507, 20333, 142331, 386327, 1606307, 2704289, 11244149, 30519833, 213638831]

約数ペア:

[(1, 213638831), (7, 30519833), (19, 11244149), (79, 2704289), (133, 1606307), (553, 386327), (1501, 142331), (10507, 20333)]