28484595

素因数分解:

$3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{821}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 50898240

約数和(自身を除く): 22413645

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 257, 771, 821, 1285, 2313, 2463, 3855, 4105, 6939, 7389, 11565, 12315, 22167, 34695, 36945, 110835, 210997, 632991, 1054985, 1898973, 3164955, 5696919, 9494865, 28484595]

約数ペア:

[(1, 28484595), (3, 9494865), (5, 5696919), (9, 3164955), (15, 1898973), (27, 1054985), (45, 632991), (135, 210997), (257, 110835), (771, 36945), (821, 34695), (1285, 22167), (2313, 12315), (2463, 11565), (3855, 7389), (4105, 6939)]