28889505

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12113}}^1$

素因数の和:12177

約数の個数: 24

約数和(自身を含む): 51024168

約数和(自身を除く): 22134663

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 12113, 36339, 60565, 109017, 181695, 545085, 641989, 1925967, 3209945, 5777901, 9629835, 28889505]

約数ペア:

[(1, 28889505), (3, 9629835), (5, 5777901), (9, 3209945), (15, 1925967), (45, 641989), (53, 545085), (159, 181695), (265, 109017), (477, 60565), (795, 36339), (2385, 12113)]