201281409

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{24767}}^1$

素因数の和:24826

約数の個数: 32

約数和(自身を含む): 348733440

約数和(自身を除く): 147452031

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 8127, 24767, 74301, 173369, 222903, 520107, 668709, 1064981, 1560321, 3194943, 4680963, 7454867, 9584829, 22364601, 28754487, 67093803, 201281409]

約数ペア:

[(1, 201281409), (3, 67093803), (7, 28754487), (9, 22364601), (21, 9584829), (27, 7454867), (43, 4680963), (63, 3194943), (129, 1560321), (189, 1064981), (301, 668709), (387, 520107), (903, 222903), (1161, 173369), (2709, 74301), (8127, 24767)]