28643517

素因数分解:

$3^3\times 7^1\times {\mathrm{151553}}^1$

素因数の和:151569

約数の個数: 16

約数和(自身を含む): 48497280

約数和(自身を除く): 19853763

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 151553, 454659, 1060871, 1363977, 3182613, 4091931, 9547839, 28643517]

約数ペア:

[(1, 28643517), (3, 9547839), (7, 4091931), (9, 3182613), (21, 1363977), (27, 1060871), (63, 454659), (189, 151553)]