391258451

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 437577840

約数和(自身を除く): 46319389

約数列:

[1, 17, 23, 139, 313, 391, 529, 2363, 3197, 5321, 7199, 8993, 43507, 54349, 73531, 122383, 165577, 739619, 1000661, 1250027, 2814809, 17011237, 23015203, 391258451]

約数ペア:

[(1, 391258451), (17, 23015203), (23, 17011237), (139, 2814809), (313, 1250027), (391, 1000661), (529, 739619), (2363, 165577), (3197, 122383), (5321, 73531), (7199, 54349), (8993, 43507)]