213464385

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{34127}}^1$

素因数の和:34277

約数の個数: 24

約数和(自身を含む): 372677760

約数和(自身を除く): 159213375

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 6255, 34127, 102381, 170635, 307143, 511905, 1535715, 4743653, 14230959, 23718265, 42692877, 71154795, 213464385]

約数ペア:

[(1, 213464385), (3, 71154795), (5, 42692877), (9, 23718265), (15, 14230959), (45, 4743653), (139, 1535715), (417, 511905), (695, 307143), (1251, 170635), (2085, 102381), (6255, 34127)]