11930815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{191}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 16015104

約数和(自身を除く): 4084289

約数列:

[1, 5, 13, 31, 65, 155, 191, 403, 955, 961, 2015, 2483, 4805, 5921, 12415, 12493, 29605, 62465, 76973, 183551, 384865, 917755, 2386163, 11930815]

約数ペア:

[(1, 11930815), (5, 2386163), (13, 917755), (31, 384865), (65, 183551), (155, 76973), (191, 62465), (403, 29605), (955, 12493), (961, 12415), (2015, 5921), (2483, 4805)]