28401543

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1439}}^1$

素因数の和:1508

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 17217657

約数列:

[1, 3, 9, 17, 27, 43, 51, 129, 153, 387, 459, 731, 1161, 1439, 2193, 4317, 6579, 12951, 19737, 24463, 38853, 61877, 73389, 185631, 220167, 556893, 660501, 1051909, 1670679, 3155727, 9467181, 28401543]

約数ペア:

[(1, 28401543), (3, 9467181), (9, 3155727), (17, 1670679), (27, 1051909), (43, 660501), (51, 556893), (129, 220167), (153, 185631), (387, 73389), (459, 61877), (731, 38853), (1161, 24463), (1439, 19737), (2193, 12951), (4317, 6579)]