28608201

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 44499840

約数和(自身を除く): 15891639

約数列:

[1, 3, 9, 27, 41, 43, 123, 129, 369, 387, 601, 1107, 1161, 1763, 1803, 5289, 5409, 15867, 16227, 24641, 25843, 47601, 73923, 77529, 221769, 232587, 665307, 697761, 1059563, 3178689, 9536067, 28608201]

約数ペア:

[(1, 28608201), (3, 9536067), (9, 3178689), (27, 1059563), (41, 697761), (43, 665307), (123, 232587), (129, 221769), (369, 77529), (387, 73923), (601, 47601), (1107, 25843), (1161, 24641), (1763, 16227), (1803, 15867), (5289, 5409)]