12589647

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 20428800

約数和(自身を除く): 7839153

約数列:

[1, 3, 7, 19, 21, 57, 133, 139, 227, 399, 417, 681, 973, 1589, 2641, 2919, 4313, 4767, 7923, 12939, 18487, 30191, 31553, 55461, 90573, 94659, 220871, 599507, 662613, 1798521, 4196549, 12589647]

約数ペア:

[(1, 12589647), (3, 4196549), (7, 1798521), (19, 662613), (21, 599507), (57, 220871), (133, 94659), (139, 90573), (227, 55461), (399, 31553), (417, 30191), (681, 18487), (973, 12939), (1589, 7923), (2641, 4767), (2919, 4313)]