138976677

素因数分解:

$3^2\times 7^1\times {\mathrm{1303}}^1\times {\mathrm{1693}}^1$

素因数の和:3009

約数の個数: 24

約数和(自身を含む): 229733504

約数和(自身を除く): 90756827

約数列:

[1, 3, 7, 9, 21, 63, 1303, 1693, 3909, 5079, 9121, 11727, 11851, 15237, 27363, 35553, 82089, 106659, 2205979, 6617937, 15441853, 19853811, 46325559, 138976677]

約数ペア:

[(1, 138976677), (3, 46325559), (7, 19853811), (9, 15441853), (21, 6617937), (63, 2205979), (1303, 106659), (1693, 82089), (3909, 35553), (5079, 27363), (9121, 15237), (11727, 11851)]