3889767

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 6172416

約数和(自身を除く): 2282649

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 563, 987, 1689, 2303, 3941, 6909, 11823, 26461, 27587, 79383, 82761, 185227, 555681, 1296589, 3889767]

約数ペア:

[(1, 3889767), (3, 1296589), (7, 555681), (21, 185227), (47, 82761), (49, 79383), (141, 27587), (147, 26461), (329, 11823), (563, 6909), (987, 3941), (1689, 2303)]