128712906

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{145933}}^1$

素因数の和:145955

約数の個数: 36

約数和(自身を含む): 324411282

約数和(自身を除く): 195698376

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 145933, 291866, 437799, 875598, 1021531, 1313397, 2043062, 2626794, 3064593, 6129186, 7150717, 9193779, 14301434, 18387558, 21452151, 42904302, 64356453, 128712906]

約数ペア:

[(1, 128712906), (2, 64356453), (3, 42904302), (6, 21452151), (7, 18387558), (9, 14301434), (14, 9193779), (18, 7150717), (21, 6129186), (42, 3064593), (49, 2626794), (63, 2043062), (98, 1313397), (126, 1021531), (147, 875598), (294, 437799), (441, 291866), (882, 145933)]