49149645

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{421}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 81105024

約数和(自身を除く): 31955379

約数列:

[1, 3, 5, 15, 43, 129, 181, 215, 421, 543, 645, 905, 1263, 2105, 2715, 6315, 7783, 18103, 23349, 38915, 54309, 76201, 90515, 116745, 228603, 271545, 381005, 1143015, 3276643, 9829929, 16383215, 49149645]

約数ペア:

[(1, 49149645), (3, 16383215), (5, 9829929), (15, 3276643), (43, 1143015), (129, 381005), (181, 271545), (215, 228603), (421, 116745), (543, 90515), (645, 76201), (905, 54309), (1263, 38915), (2105, 23349), (2715, 18103), (6315, 7783)]