128049453

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{17987}}^1$

素因数の和:18113

約数の個数: 24

約数和(自身を含む): 213265728

約数和(自身を除く): 85216275

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 791, 1017, 2373, 7119, 17987, 53961, 125909, 161883, 377727, 1133181, 2032531, 6097593, 14227717, 18292779, 42683151, 128049453]

約数ペア:

[(1, 128049453), (3, 42683151), (7, 18292779), (9, 14227717), (21, 6097593), (63, 2032531), (113, 1133181), (339, 377727), (791, 161883), (1017, 125909), (2373, 53961), (7119, 17987)]