51849655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 73801728

約数和(自身を除く): 21952073

約数列:

[1, 5, 11, 13, 55, 65, 127, 143, 571, 635, 715, 1397, 1651, 2855, 6281, 6985, 7423, 8255, 18161, 31405, 37115, 72517, 81653, 90805, 362585, 408265, 797687, 942721, 3988435, 4713605, 10369931, 51849655]

約数ペア:

[(1, 51849655), (5, 10369931), (11, 4713605), (13, 3988435), (55, 942721), (65, 797687), (127, 408265), (143, 362585), (571, 90805), (635, 81653), (715, 72517), (1397, 37115), (1651, 31405), (2855, 18161), (6281, 8255), (6985, 7423)]