7987245

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{10867}}^1$

素因数の和:10889

約数の個数: 24

約数和(自身を含む): 14867424

約数和(自身を除く): 6880179

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 10867, 32601, 54335, 76069, 163005, 228207, 380345, 532483, 1141035, 1597449, 2662415, 7987245]

約数ペア:

[(1, 7987245), (3, 2662415), (5, 1597449), (7, 1141035), (15, 532483), (21, 380345), (35, 228207), (49, 163005), (105, 76069), (147, 54335), (245, 32601), (735, 10867)]