25913601

素因数分解:

$3^4\times 7^2\times {\mathrm{6529}}^1$

素因数の和:6555

約数の個数: 30

約数和(自身を含む): 45037410

約数和(自身を除く): 19123809

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 6529, 19587, 45703, 58761, 137109, 176283, 319921, 411327, 528849, 959763, 1233981, 2879289, 3701943, 8637867, 25913601]

約数ペア:

[(1, 25913601), (3, 8637867), (7, 3701943), (9, 2879289), (21, 1233981), (27, 959763), (49, 528849), (63, 411327), (81, 319921), (147, 176283), (189, 137109), (441, 58761), (567, 45703), (1323, 19587), (3969, 6529)]