28289955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5839}}^1$

素因数の和:5883

約数の個数: 32

約数和(自身を含む): 50457600

約数和(自身を除く): 22167645

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 5839, 17517, 29195, 87585, 99263, 110941, 297789, 332823, 496315, 554705, 1488945, 1664115, 1885997, 5657991, 9429985, 28289955]

約数ペア:

[(1, 28289955), (3, 9429985), (5, 5657991), (15, 1885997), (17, 1664115), (19, 1488945), (51, 554705), (57, 496315), (85, 332823), (95, 297789), (255, 110941), (285, 99263), (323, 87585), (969, 29195), (1615, 17517), (4845, 5839)]