2961805

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1$

素因数の和:194

約数の個数: 32

約数和(自身を含む): 4550400

約数和(自身を除く): 1588595

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 157, 245, 343, 385, 539, 785, 1099, 1715, 1727, 2695, 3773, 5495, 7693, 8635, 12089, 18865, 38465, 53851, 60445, 84623, 269255, 423115, 592361, 2961805]

約数ペア:

[(1, 2961805), (5, 592361), (7, 423115), (11, 269255), (35, 84623), (49, 60445), (55, 53851), (77, 38465), (157, 18865), (245, 12089), (343, 8635), (385, 7693), (539, 5495), (785, 3773), (1099, 2695), (1715, 1727)]