31620693

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 48294400

約数和(自身を除く): 16673707

約数列:

[1, 3, 13, 19, 39, 57, 139, 247, 307, 417, 741, 921, 1807, 2641, 3991, 5421, 5833, 7923, 11973, 17499, 34333, 42673, 75829, 102999, 128019, 227487, 554749, 810787, 1664247, 2432361, 10540231, 31620693]

約数ペア:

[(1, 31620693), (3, 10540231), (13, 2432361), (19, 1664247), (39, 810787), (57, 554749), (139, 227487), (247, 128019), (307, 102999), (417, 75829), (741, 42673), (921, 34333), (1807, 17499), (2641, 11973), (3991, 7923), (5421, 5833)]