16121105

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3221}}^1$

素因数の和:3257

約数の個数: 32

約数和(自身を含む): 25982208

約数和(自身を除く): 9861103

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 3221, 5005, 16105, 22547, 35431, 41873, 112735, 177155, 209365, 248017, 293111, 460603, 1240085, 1465555, 2303015, 3224221, 16121105]

約数ペア:

[(1, 16121105), (5, 3224221), (7, 2303015), (11, 1465555), (13, 1240085), (35, 460603), (55, 293111), (65, 248017), (77, 209365), (91, 177155), (143, 112735), (385, 41873), (455, 35431), (715, 22547), (1001, 16105), (3221, 5005)]