128160758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1663}}^1$

素因数の和:1820

約数の個数: 32

約数和(自身を含む): 218529792

約数和(自身を除く): 90369034

約数列:

[1, 2, 11, 22, 31, 62, 113, 226, 341, 682, 1243, 1663, 2486, 3326, 3503, 7006, 18293, 36586, 38533, 51553, 77066, 103106, 187919, 375838, 567083, 1134166, 2067109, 4134218, 5825489, 11650978, 64080379, 128160758]

約数ペア:

[(1, 128160758), (2, 64080379), (11, 11650978), (22, 5825489), (31, 4134218), (62, 2067109), (113, 1134166), (226, 567083), (341, 375838), (682, 187919), (1243, 103106), (1663, 77066), (2486, 51553), (3326, 38533), (3503, 36586), (7006, 18293)]