28892367

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 51554880

約数和(自身を除く): 22662513

約数列:

[1, 3, 7, 9, 17, 21, 51, 53, 63, 119, 153, 159, 357, 371, 477, 509, 901, 1071, 1113, 1527, 2703, 3339, 3563, 4581, 6307, 8109, 8653, 10689, 18921, 25959, 26977, 32067, 56763, 60571, 77877, 80931, 181713, 188839, 242793, 458609, 545139, 566517, 1375827, 1699551, 3210263, 4127481, 9630789, 28892367]

約数ペア:

[(1, 28892367), (3, 9630789), (7, 4127481), (9, 3210263), (17, 1699551), (21, 1375827), (51, 566517), (53, 545139), (63, 458609), (119, 242793), (153, 188839), (159, 181713), (357, 80931), (371, 77877), (477, 60571), (509, 56763), (901, 32067), (1071, 26977), (1113, 25959), (1527, 18921), (2703, 10689), (3339, 8653), (3563, 8109), (4581, 6307)]